289209340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{38977}}^1$

素因数の和:39046

約数の個数: 48

約数和(自身を含む): 707216832

約数和(自身を除く): 418007492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 38977, 77954, 155908, 194885, 272839, 389770, 545678, 779540, 1091356, 1364195, 2065781, 2728390, 4131562, 5456780, 8263124, 10328905, 14460467, 20657810, 28920934, 41315620, 57841868, 72302335, 144604670, 289209340]

約数ペア:

[(1, 289209340), (2, 144604670), (4, 72302335), (5, 57841868), (7, 41315620), (10, 28920934), (14, 20657810), (20, 14460467), (28, 10328905), (35, 8263124), (53, 5456780), (70, 4131562), (106, 2728390), (140, 2065781), (212, 1364195), (265, 1091356), (371, 779540), (530, 545678), (742, 389770), (1060, 272839), (1484, 194885), (1855, 155908), (3710, 77954), (7420, 38977)]