204029860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{2711}}^1$

素因数の和:2844

約数の個数: 48

約数和(自身を含む): 442858752

約数和(自身を除く): 238828892

約数列:

[1, 2, 4, 5, 10, 20, 53, 71, 106, 142, 212, 265, 284, 355, 530, 710, 1060, 1420, 2711, 3763, 5422, 7526, 10844, 13555, 15052, 18815, 27110, 37630, 54220, 75260, 143683, 192481, 287366, 384962, 574732, 718415, 769924, 962405, 1436830, 1924810, 2873660, 3849620, 10201493, 20402986, 40805972, 51007465, 102014930, 204029860]

約数ペア:

[(1, 204029860), (2, 102014930), (4, 51007465), (5, 40805972), (10, 20402986), (20, 10201493), (53, 3849620), (71, 2873660), (106, 1924810), (142, 1436830), (212, 962405), (265, 769924), (284, 718415), (355, 574732), (530, 384962), (710, 287366), (1060, 192481), (1420, 143683), (2711, 75260), (3763, 54220), (5422, 37630), (7526, 27110), (10844, 18815), (13555, 15052)]