22778140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2113}}^1$

素因数の和:2147

約数の個数: 72

約数和(自身を含む): 60730992

約数和(自身を除く): 37952852

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2113, 2156, 2695, 4226, 5390, 8452, 10565, 10780, 14791, 21130, 23243, 29582, 42260, 46486, 59164, 73955, 92972, 103537, 116215, 147910, 162701, 207074, 232430, 295820, 325402, 414148, 464860, 517685, 650804, 813505, 1035370, 1138907, 1627010, 2070740, 2277814, 3254020, 4555628, 5694535, 11389070, 22778140]

約数ペア:

[(1, 22778140), (2, 11389070), (4, 5694535), (5, 4555628), (7, 3254020), (10, 2277814), (11, 2070740), (14, 1627010), (20, 1138907), (22, 1035370), (28, 813505), (35, 650804), (44, 517685), (49, 464860), (55, 414148), (70, 325402), (77, 295820), (98, 232430), (110, 207074), (140, 162701), (154, 147910), (196, 116215), (220, 103537), (245, 92972), (308, 73955), (385, 59164), (490, 46486), (539, 42260), (770, 29582), (980, 23243), (1078, 21130), (1540, 14791), (2113, 10780), (2156, 10565), (2695, 8452), (4226, 5390)]