42272560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{397}}^1$

素因数の和:443

約数の個数: 80

約数和(自身を含む): 108376992

約数和(自身を除く): 66104432

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 397, 440, 484, 605, 794, 880, 968, 1210, 1331, 1588, 1936, 1985, 2420, 2662, 3176, 3970, 4367, 4840, 5324, 6352, 6655, 7940, 8734, 9680, 10648, 13310, 15880, 17468, 21296, 21835, 26620, 31760, 34936, 43670, 48037, 53240, 69872, 87340, 96074, 106480, 174680, 192148, 240185, 349360, 384296, 480370, 528407, 768592, 960740, 1056814, 1921480, 2113628, 2642035, 3842960, 4227256, 5284070, 8454512, 10568140, 21136280, 42272560]

約数ペア:

[(1, 42272560), (2, 21136280), (4, 10568140), (5, 8454512), (8, 5284070), (10, 4227256), (11, 3842960), (16, 2642035), (20, 2113628), (22, 1921480), (40, 1056814), (44, 960740), (55, 768592), (80, 528407), (88, 480370), (110, 384296), (121, 349360), (176, 240185), (220, 192148), (242, 174680), (397, 106480), (440, 96074), (484, 87340), (605, 69872), (794, 53240), (880, 48037), (968, 43670), (1210, 34936), (1331, 31760), (1588, 26620), (1936, 21835), (1985, 21296), (2420, 17468), (2662, 15880), (3176, 13310), (3970, 10648), (4367, 9680), (4840, 8734), (5324, 7940), (6352, 6655)]