2479669940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:546

約数の個数: 144

約数和(自身を含む): 6002715600

約数和(自身を除く): 3523045660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 89, 110, 116, 121, 145, 178, 220, 242, 290, 319, 356, 397, 445, 484, 580, 605, 638, 794, 890, 979, 1210, 1276, 1588, 1595, 1780, 1958, 1985, 2420, 2581, 3190, 3509, 3916, 3970, 4367, 4895, 5162, 6380, 7018, 7940, 8734, 9790, 10324, 10769, 11513, 12905, 14036, 17468, 17545, 19580, 21538, 21835, 23026, 25810, 28391, 35090, 35333, 43076, 43670, 46052, 48037, 51620, 53845, 56782, 57565, 70180, 70666, 87340, 96074, 107690, 113564, 115130, 126643, 141332, 141955, 176665, 192148, 215380, 230260, 240185, 253286, 283910, 312301, 353330, 388663, 480370, 506572, 567820, 624602, 633215, 706660, 777326, 960740, 1024657, 1249204, 1266430, 1393073, 1554652, 1561505, 1943315, 2049314, 2532860, 2786146, 3123010, 3886630, 4098628, 4275293, 5123285, 5572292, 6246020, 6965365, 7773260, 8550586, 10246570, 11271227, 13930730, 17101172, 20493140, 21376465, 22542454, 27861460, 42752930, 45084908, 56356135, 85505860, 112712270, 123983497, 225424540, 247966994, 495933988, 619917485, 1239834970, 2479669940]

約数ペア:

[(1, 2479669940), (2, 1239834970), (4, 619917485), (5, 495933988), (10, 247966994), (11, 225424540), (20, 123983497), (22, 112712270), (29, 85505860), (44, 56356135), (55, 45084908), (58, 42752930), (89, 27861460), (110, 22542454), (116, 21376465), (121, 20493140), (145, 17101172), (178, 13930730), (220, 11271227), (242, 10246570), (290, 8550586), (319, 7773260), (356, 6965365), (397, 6246020), (445, 5572292), (484, 5123285), (580, 4275293), (605, 4098628), (638, 3886630), (794, 3123010), (890, 2786146), (979, 2532860), (1210, 2049314), (1276, 1943315), (1588, 1561505), (1595, 1554652), (1780, 1393073), (1958, 1266430), (1985, 1249204), (2420, 1024657), (2581, 960740), (3190, 777326), (3509, 706660), (3916, 633215), (3970, 624602), (4367, 567820), (4895, 506572), (5162, 480370), (6380, 388663), (7018, 353330), (7940, 312301), (8734, 283910), (9790, 253286), (10324, 240185), (10769, 230260), (11513, 215380), (12905, 192148), (14036, 176665), (17468, 141955), (17545, 141332), (19580, 126643), (21538, 115130), (21835, 113564), (23026, 107690), (25810, 96074), (28391, 87340), (35090, 70666), (35333, 70180), (43076, 57565), (43670, 56782), (46052, 53845), (48037, 51620)]