40809920

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1747}}^1$

素因数の和:1837

約数の個数: 56

約数和(自身を含む): 98566224

約数和(自身を除く): 57756304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 146, 160, 292, 320, 365, 584, 730, 1168, 1460, 1747, 2336, 2920, 3494, 4672, 5840, 6988, 8735, 11680, 13976, 17470, 23360, 27952, 34940, 55904, 69880, 111808, 127531, 139760, 255062, 279520, 510124, 559040, 637655, 1020248, 1275310, 2040496, 2550620, 4080992, 5101240, 8161984, 10202480, 20404960, 40809920]

約数ペア:

[(1, 40809920), (2, 20404960), (4, 10202480), (5, 8161984), (8, 5101240), (10, 4080992), (16, 2550620), (20, 2040496), (32, 1275310), (40, 1020248), (64, 637655), (73, 559040), (80, 510124), (146, 279520), (160, 255062), (292, 139760), (320, 127531), (365, 111808), (584, 69880), (730, 55904), (1168, 34940), (1460, 27952), (1747, 23360), (2336, 17470), (2920, 13976), (3494, 11680), (4672, 8735), (5840, 6988)]