4777120

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 11468520

約数和(自身を除く): 6691400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 409, 584, 730, 818, 1168, 1460, 1636, 2045, 2336, 2920, 3272, 4090, 5840, 6544, 8180, 11680, 13088, 16360, 29857, 32720, 59714, 65440, 119428, 149285, 238856, 298570, 477712, 597140, 955424, 1194280, 2388560, 4777120]

約数ペア:

[(1, 4777120), (2, 2388560), (4, 1194280), (5, 955424), (8, 597140), (10, 477712), (16, 298570), (20, 238856), (32, 149285), (40, 119428), (73, 65440), (80, 59714), (146, 32720), (160, 29857), (292, 16360), (365, 13088), (409, 11680), (584, 8180), (730, 6544), (818, 5840), (1168, 4090), (1460, 3272), (1636, 2920), (2045, 2336)]