1498966820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{38693}}^1$

素因数の和:38864

約数の個数: 48

約数和(自身を含む): 3412810800

約数和(自身を除く): 1913843980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 596, 745, 1490, 1937, 2980, 3874, 7748, 9685, 19370, 38693, 38740, 77386, 154772, 193465, 386930, 503009, 773860, 1006018, 2012036, 2515045, 5030090, 5765257, 10060180, 11530514, 23061028, 28826285, 57652570, 74948341, 115305140, 149896682, 299793364, 374741705, 749483410, 1498966820]

約数ペア:

[(1, 1498966820), (2, 749483410), (4, 374741705), (5, 299793364), (10, 149896682), (13, 115305140), (20, 74948341), (26, 57652570), (52, 28826285), (65, 23061028), (130, 11530514), (149, 10060180), (260, 5765257), (298, 5030090), (596, 2515045), (745, 2012036), (1490, 1006018), (1937, 773860), (2980, 503009), (3874, 386930), (7748, 193465), (9685, 154772), (19370, 77386), (38693, 38740)]