20126178980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{5623}}^1$

素因数の和:5937

約数の個数: 96

約数和(自身を含む): 45714751488

約数和(自身を除く): 25588572508

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 251, 310, 460, 502, 620, 713, 1004, 1255, 1426, 2510, 2852, 3565, 5020, 5623, 5773, 7130, 7781, 11246, 11546, 14260, 15562, 22492, 23092, 28115, 28865, 31124, 38905, 56230, 57730, 77810, 112460, 115460, 129329, 155620, 174313, 178963, 258658, 348626, 357926, 517316, 646645, 697252, 715852, 871565, 894815, 1293290, 1411373, 1743130, 1789630, 2586580, 2822746, 3486260, 3579260, 4009199, 5645492, 7056865, 8018398, 14113730, 16036796, 20045995, 28227460, 32461579, 40091990, 43752563, 64923158, 80183980, 87505126, 129846316, 162307895, 175010252, 218762815, 324615790, 437525630, 649231580, 875051260, 1006308949, 2012617898, 4025235796, 5031544745, 10063089490, 20126178980]

約数ペア:

[(1, 20126178980), (2, 10063089490), (4, 5031544745), (5, 4025235796), (10, 2012617898), (20, 1006308949), (23, 875051260), (31, 649231580), (46, 437525630), (62, 324615790), (92, 218762815), (115, 175010252), (124, 162307895), (155, 129846316), (230, 87505126), (251, 80183980), (310, 64923158), (460, 43752563), (502, 40091990), (620, 32461579), (713, 28227460), (1004, 20045995), (1255, 16036796), (1426, 14113730), (2510, 8018398), (2852, 7056865), (3565, 5645492), (5020, 4009199), (5623, 3579260), (5773, 3486260), (7130, 2822746), (7781, 2586580), (11246, 1789630), (11546, 1743130), (14260, 1411373), (15562, 1293290), (22492, 894815), (23092, 871565), (28115, 715852), (28865, 697252), (31124, 646645), (38905, 517316), (56230, 357926), (57730, 348626), (77810, 258658), (112460, 178963), (115460, 174313), (129329, 155620)]