28279920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{117833}}^1$

素因数の和:117849

約数の個数: 40

約数和(自身を含む): 87668496

約数和(自身を除く): 59388576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 117833, 235666, 353499, 471332, 589165, 706998, 942664, 1178330, 1413996, 1767495, 1885328, 2356660, 2827992, 3534990, 4713320, 5655984, 7069980, 9426640, 14139960, 28279920]

約数ペア:

[(1, 28279920), (2, 14139960), (3, 9426640), (4, 7069980), (5, 5655984), (6, 4713320), (8, 3534990), (10, 2827992), (12, 2356660), (15, 1885328), (16, 1767495), (20, 1413996), (24, 1178330), (30, 942664), (40, 706998), (48, 589165), (60, 471332), (80, 353499), (120, 235666), (240, 117833)]