191860171780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3319}}^1\times {\mathrm{67217}}^1$

素因数の和:70588

約数の個数: 48

約数和(自身を含む): 412406628480

約数和(自身を除く): 220546456700

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 3319, 6638, 13276, 16595, 33190, 66380, 67217, 134434, 142717, 268868, 285434, 336085, 570868, 672170, 713585, 1344340, 1427170, 2854340, 2890331, 5780662, 11561324, 14451655, 28903310, 57806620, 223093223, 446186446, 892372892, 1115466115, 2230932230, 4461864460, 9593008589, 19186017178, 38372034356, 47965042945, 95930085890, 191860171780]

約数ペア:

[(1, 191860171780), (2, 95930085890), (4, 47965042945), (5, 38372034356), (10, 19186017178), (20, 9593008589), (43, 4461864460), (86, 2230932230), (172, 1115466115), (215, 892372892), (430, 446186446), (860, 223093223), (3319, 57806620), (6638, 28903310), (13276, 14451655), (16595, 11561324), (33190, 5780662), (66380, 2890331), (67217, 2854340), (134434, 1427170), (142717, 1344340), (268868, 713585), (285434, 672170), (336085, 570868)]