1780469340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2282653}}^1$

素因数の和:2282678

約数の個数: 48

約数和(自身を含む): 5368802208

約数和(自身を除く): 3588332868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2282653, 4565306, 6847959, 9130612, 11413265, 13695918, 22826530, 27391836, 29674489, 34239795, 45653060, 59348978, 68479590, 89023467, 118697956, 136959180, 148372445, 178046934, 296744890, 356093868, 445117335, 593489780, 890234670, 1780469340]

約数ペア:

[(1, 1780469340), (2, 890234670), (3, 593489780), (4, 445117335), (5, 356093868), (6, 296744890), (10, 178046934), (12, 148372445), (13, 136959180), (15, 118697956), (20, 89023467), (26, 68479590), (30, 59348978), (39, 45653060), (52, 34239795), (60, 29674489), (65, 27391836), (78, 22826530), (130, 13695918), (156, 11413265), (195, 9130612), (260, 6847959), (390, 4565306), (780, 2282653)]