28476880

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2389}}^1$

素因数の和:2551

約数の個数: 40

約数和(自身を含む): 66681000

約数和(自身を除く): 38204120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2389, 2980, 4778, 5960, 9556, 11920, 11945, 19112, 23890, 38224, 47780, 95560, 191120, 355961, 711922, 1423844, 1779805, 2847688, 3559610, 5695376, 7119220, 14238440, 28476880]

約数ペア:

[(1, 28476880), (2, 14238440), (4, 7119220), (5, 5695376), (8, 3559610), (10, 2847688), (16, 1779805), (20, 1423844), (40, 711922), (80, 355961), (149, 191120), (298, 95560), (596, 47780), (745, 38224), (1192, 23890), (1490, 19112), (2384, 11945), (2389, 11920), (2980, 9556), (4778, 5960)]