42684490

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{761}}^1$

素因数の和:918

約数の個数: 32

約数和(自身を含む): 79004160

約数和(自身を除く): 36319670

約数列:

[1, 2, 5, 10, 71, 79, 142, 158, 355, 395, 710, 761, 790, 1522, 3805, 5609, 7610, 11218, 28045, 54031, 56090, 60119, 108062, 120238, 270155, 300595, 540310, 601190, 4268449, 8536898, 21342245, 42684490]

約数ペア:

[(1, 42684490), (2, 21342245), (5, 8536898), (10, 4268449), (71, 601190), (79, 540310), (142, 300595), (158, 270155), (355, 120238), (395, 108062), (710, 60119), (761, 56090), (790, 54031), (1522, 28045), (3805, 11218), (5609, 7610)]