201628540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{3449}}^1$

素因数の和:3574

約数の個数: 48

約数和(自身を含む): 440496000

約数和(自身を除く): 238867460

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 79, 148, 158, 185, 316, 370, 395, 740, 790, 1580, 2923, 3449, 5846, 6898, 11692, 13796, 14615, 17245, 29230, 34490, 58460, 68980, 127613, 255226, 272471, 510452, 544942, 638065, 1089884, 1276130, 1362355, 2552260, 2724710, 5449420, 10081427, 20162854, 40325708, 50407135, 100814270, 201628540]

約数ペア:

[(1, 201628540), (2, 100814270), (4, 50407135), (5, 40325708), (10, 20162854), (20, 10081427), (37, 5449420), (74, 2724710), (79, 2552260), (148, 1362355), (158, 1276130), (185, 1089884), (316, 638065), (370, 544942), (395, 510452), (740, 272471), (790, 255226), (1580, 127613), (2923, 68980), (3449, 58460), (5846, 34490), (6898, 29230), (11692, 17245), (13796, 14615)]