20532133780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1181}}^1\times {\mathrm{45751}}^1$

素因数の和:46960

約数の個数: 48

約数和(自身を含む): 45426245760

約数和(自身を除く): 24894111980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1181, 2362, 4724, 5905, 11810, 22439, 23620, 44878, 45751, 89756, 91502, 112195, 183004, 224390, 228755, 448780, 457510, 869269, 915020, 1738538, 3477076, 4346345, 8692690, 17385380, 54031931, 108063862, 216127724, 270159655, 540319310, 1026606689, 1080638620, 2053213378, 4106426756, 5133033445, 10266066890, 20532133780]

約数ペア:

[(1, 20532133780), (2, 10266066890), (4, 5133033445), (5, 4106426756), (10, 2053213378), (19, 1080638620), (20, 1026606689), (38, 540319310), (76, 270159655), (95, 216127724), (190, 108063862), (380, 54031931), (1181, 17385380), (2362, 8692690), (4724, 4346345), (5905, 3477076), (11810, 1738538), (22439, 915020), (23620, 869269), (44878, 457510), (45751, 448780), (89756, 228755), (91502, 224390), (112195, 183004)]