1774086940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1\times {\mathrm{1931}}^1$

素因数の和:2658

約数の個数: 48

約数和(自身を含む): 3785854464

約数和(自身を除く): 2011767524

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 647, 710, 1294, 1420, 1931, 2588, 3235, 3862, 6470, 7724, 9655, 12940, 19310, 38620, 45937, 91874, 137101, 183748, 229685, 274202, 459370, 548404, 685505, 918740, 1249357, 1371010, 2498714, 2742020, 4997428, 6246785, 12493570, 24987140, 88704347, 177408694, 354817388, 443521735, 887043470, 1774086940]

約数ペア:

[(1, 1774086940), (2, 887043470), (4, 443521735), (5, 354817388), (10, 177408694), (20, 88704347), (71, 24987140), (142, 12493570), (284, 6246785), (355, 4997428), (647, 2742020), (710, 2498714), (1294, 1371010), (1420, 1249357), (1931, 918740), (2588, 685505), (3235, 548404), (3862, 459370), (6470, 274202), (7724, 229685), (9655, 183748), (12940, 137101), (19310, 91874), (38620, 45937)]