7178480

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1471}}^1$

素因数の和:1545

約数の個数: 40

約数和(自身を含む): 16975104

約数和(自身を除く): 9796624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 1471, 2440, 2942, 4880, 5884, 7355, 11768, 14710, 23536, 29420, 58840, 89731, 117680, 179462, 358924, 448655, 717848, 897310, 1435696, 1794620, 3589240, 7178480]

約数ペア:

[(1, 7178480), (2, 3589240), (4, 1794620), (5, 1435696), (8, 897310), (10, 717848), (16, 448655), (20, 358924), (40, 179462), (61, 117680), (80, 89731), (122, 58840), (244, 29420), (305, 23536), (488, 14710), (610, 11768), (976, 7355), (1220, 5884), (1471, 4880), (2440, 2942)]