202164820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70687}}^1$

素因数の和:70720

約数の個数: 48

約数和(自身を含む): 498774528

約数和(自身を除く): 296609708

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 70687, 141374, 282748, 353435, 706870, 777557, 918931, 1413740, 1555114, 1837862, 3110228, 3675724, 3887785, 4594655, 7775570, 9189310, 10108241, 15551140, 18378620, 20216482, 40432964, 50541205, 101082410, 202164820]

約数ペア:

[(1, 202164820), (2, 101082410), (4, 50541205), (5, 40432964), (10, 20216482), (11, 18378620), (13, 15551140), (20, 10108241), (22, 9189310), (26, 7775570), (44, 4594655), (52, 3887785), (55, 3675724), (65, 3110228), (110, 1837862), (130, 1555114), (143, 1413740), (220, 918931), (260, 777557), (286, 706870), (572, 353435), (715, 282748), (1430, 141374), (2860, 70687)]