202878580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{9049}}^1$

素因数の和:9136

約数の個数: 48

約数和(自身を含む): 456120000

約数和(自身を除く): 253241420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 4484, 5605, 9049, 11210, 18098, 22420, 36196, 45245, 90490, 171931, 180980, 343862, 533891, 687724, 859655, 1067782, 1719310, 2135564, 2669455, 3438620, 5338910, 10143929, 10677820, 20287858, 40575716, 50719645, 101439290, 202878580]

約数ペア:

[(1, 202878580), (2, 101439290), (4, 50719645), (5, 40575716), (10, 20287858), (19, 10677820), (20, 10143929), (38, 5338910), (59, 3438620), (76, 2669455), (95, 2135564), (118, 1719310), (190, 1067782), (236, 859655), (295, 687724), (380, 533891), (590, 343862), (1121, 180980), (1180, 171931), (2242, 90490), (4484, 45245), (5605, 36196), (9049, 22420), (11210, 18098)]