2912382620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{619}}^1\times {\mathrm{4801}}^1$

素因数の和:5443

約数の個数: 72

約数和(自身を含む): 7127512560

約数和(自身を除く): 4215129940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 619, 980, 1238, 2476, 3095, 4333, 4801, 6190, 8666, 9602, 12380, 17332, 19204, 21665, 24005, 30331, 33607, 43330, 48010, 60662, 67214, 86660, 96020, 121324, 134428, 151655, 168035, 235249, 303310, 336070, 470498, 606620, 672140, 940996, 1176245, 2352490, 2971819, 4704980, 5943638, 11887276, 14859095, 20802733, 29718190, 41605466, 59436380, 83210932, 104013665, 145619131, 208027330, 291238262, 416054660, 582476524, 728095655, 1456191310, 2912382620]

約数ペア:

[(1, 2912382620), (2, 1456191310), (4, 728095655), (5, 582476524), (7, 416054660), (10, 291238262), (14, 208027330), (20, 145619131), (28, 104013665), (35, 83210932), (49, 59436380), (70, 41605466), (98, 29718190), (140, 20802733), (196, 14859095), (245, 11887276), (490, 5943638), (619, 4704980), (980, 2971819), (1238, 2352490), (2476, 1176245), (3095, 940996), (4333, 672140), (4801, 606620), (6190, 470498), (8666, 336070), (9602, 303310), (12380, 235249), (17332, 168035), (19204, 151655), (21665, 134428), (24005, 121324), (30331, 96020), (33607, 86660), (43330, 67214), (48010, 60662)]