8678240

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{743}}^1$

素因数の和:831

約数の個数: 48

約数和(自身を含む): 20811168

約数和(自身を除く): 12132928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 743, 1168, 1460, 1486, 2336, 2920, 2972, 3715, 5840, 5944, 7430, 11680, 11888, 14860, 23776, 29720, 54239, 59440, 108478, 118880, 216956, 271195, 433912, 542390, 867824, 1084780, 1735648, 2169560, 4339120, 8678240]

約数ペア:

[(1, 8678240), (2, 4339120), (4, 2169560), (5, 1735648), (8, 1084780), (10, 867824), (16, 542390), (20, 433912), (32, 271195), (40, 216956), (73, 118880), (80, 108478), (146, 59440), (160, 54239), (292, 29720), (365, 23776), (584, 14860), (730, 11888), (743, 11680), (1168, 7430), (1460, 5944), (1486, 5840), (2336, 3715), (2920, 2972)]