493406540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{6577}}^1$

素因数の和:6639

約数の個数: 72

約数和(自身を含む): 1175830656

約数和(自身を除く): 682424116

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, 6577, 6820, 7502, 13154, 15004, 18755, 26308, 32885, 37510, 65770, 72347, 75020, 131540, 144694, 203887, 289388, 361735, 407774, 723470, 795817, 815548, 1019435, 1446940, 1591634, 2038870, 2242757, 3183268, 3979085, 4077740, 4485514, 7958170, 8971028, 11213785, 15916340, 22427570, 24670327, 44855140, 49340654, 98681308, 123351635, 246703270, 493406540]

約数ペア:

[(1, 493406540), (2, 246703270), (4, 123351635), (5, 98681308), (10, 49340654), (11, 44855140), (20, 24670327), (22, 22427570), (31, 15916340), (44, 11213785), (55, 8971028), (62, 7958170), (110, 4485514), (121, 4077740), (124, 3979085), (155, 3183268), (220, 2242757), (242, 2038870), (310, 1591634), (341, 1446940), (484, 1019435), (605, 815548), (620, 795817), (682, 723470), (1210, 407774), (1364, 361735), (1705, 289388), (2420, 203887), (3410, 144694), (3751, 131540), (6577, 75020), (6820, 72347), (7502, 65770), (13154, 37510), (15004, 32885), (18755, 26308)]