2002508860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{26693}}^1$

素因数の和:26755

約数の個数: 72

約数和(自身を含む): 4771605888

約数和(自身を除く): 2769097028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 121, 124, 155, 220, 242, 310, 341, 484, 605, 620, 682, 1210, 1364, 1705, 2420, 3410, 3751, 6820, 7502, 15004, 18755, 26693, 37510, 53386, 75020, 106772, 133465, 266930, 293623, 533860, 587246, 827483, 1174492, 1468115, 1654966, 2936230, 3229853, 3309932, 4137415, 5872460, 6459706, 8274830, 9102313, 12919412, 16149265, 16549660, 18204626, 32298530, 36409252, 45511565, 64597060, 91023130, 100125443, 182046260, 200250886, 400501772, 500627215, 1001254430, 2002508860]

約数ペア:

[(1, 2002508860), (2, 1001254430), (4, 500627215), (5, 400501772), (10, 200250886), (11, 182046260), (20, 100125443), (22, 91023130), (31, 64597060), (44, 45511565), (55, 36409252), (62, 32298530), (110, 18204626), (121, 16549660), (124, 16149265), (155, 12919412), (220, 9102313), (242, 8274830), (310, 6459706), (341, 5872460), (484, 4137415), (605, 3309932), (620, 3229853), (682, 2936230), (1210, 1654966), (1364, 1468115), (1705, 1174492), (2420, 827483), (3410, 587246), (3751, 533860), (6820, 293623), (7502, 266930), (15004, 133465), (18755, 106772), (26693, 75020), (37510, 53386)]