20024110

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 36936000

約数和(自身を除く): 16911890

約数列:

[1, 2, 5, 10, 89, 149, 151, 178, 298, 302, 445, 745, 755, 890, 1490, 1510, 13261, 13439, 22499, 26522, 26878, 44998, 66305, 67195, 112495, 132610, 134390, 224990, 2002411, 4004822, 10012055, 20024110]

約数ペア:

[(1, 20024110), (2, 10012055), (5, 4004822), (10, 2002411), (89, 224990), (149, 134390), (151, 132610), (178, 112495), (298, 67195), (302, 66305), (445, 44998), (745, 26878), (755, 26522), (890, 22499), (1490, 13439), (1510, 13261)]