2051636680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{4373}}^1$

素因数の和:4738

約数の個数: 64

約数和(自身を含む): 4756987440

約数和(自身を除く): 2705350760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 317, 370, 634, 740, 1268, 1480, 1585, 2536, 3170, 4373, 6340, 8746, 11729, 12680, 17492, 21865, 23458, 34984, 43730, 46916, 58645, 87460, 93832, 117290, 161801, 174920, 234580, 323602, 469160, 647204, 809005, 1294408, 1386241, 1618010, 2772482, 3236020, 5544964, 6472040, 6931205, 11089928, 13862410, 27724820, 51290917, 55449640, 102581834, 205163668, 256454585, 410327336, 512909170, 1025818340, 2051636680]

約数ペア:

[(1, 2051636680), (2, 1025818340), (4, 512909170), (5, 410327336), (8, 256454585), (10, 205163668), (20, 102581834), (37, 55449640), (40, 51290917), (74, 27724820), (148, 13862410), (185, 11089928), (296, 6931205), (317, 6472040), (370, 5544964), (634, 3236020), (740, 2772482), (1268, 1618010), (1480, 1386241), (1585, 1294408), (2536, 809005), (3170, 647204), (4373, 469160), (6340, 323602), (8746, 234580), (11729, 174920), (12680, 161801), (17492, 117290), (21865, 93832), (23458, 87460), (34984, 58645), (43730, 46916)]