28780600

素因数分解:

$2^3\times 5^2\times {\mathrm{151}}^1\times {\mathrm{953}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 67428720

約数和(自身を除く): 38648120

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 151, 200, 302, 604, 755, 953, 1208, 1510, 1906, 3020, 3775, 3812, 4765, 6040, 7550, 7624, 9530, 15100, 19060, 23825, 30200, 38120, 47650, 95300, 143903, 190600, 287806, 575612, 719515, 1151224, 1439030, 2878060, 3597575, 5756120, 7195150, 14390300, 28780600]

約数ペア:

[(1, 28780600), (2, 14390300), (4, 7195150), (5, 5756120), (8, 3597575), (10, 2878060), (20, 1439030), (25, 1151224), (40, 719515), (50, 575612), (100, 287806), (151, 190600), (200, 143903), (302, 95300), (604, 47650), (755, 38120), (953, 30200), (1208, 23825), (1510, 19060), (1906, 15100), (3020, 9530), (3775, 7624), (3812, 7550), (4765, 6040)]