724603984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{22189}}^1$

素因数の和:22367

約数の個数: 40

約数和(自身を含む): 1521612680

約数和(自身を除く): 797008696

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 157, 208, 314, 628, 1256, 2041, 2512, 4082, 8164, 16328, 22189, 32656, 44378, 88756, 177512, 288457, 355024, 576914, 1153828, 2307656, 3483673, 4615312, 6967346, 13934692, 27869384, 45287749, 55738768, 90575498, 181150996, 362301992, 724603984]

約数ペア:

[(1, 724603984), (2, 362301992), (4, 181150996), (8, 90575498), (13, 55738768), (16, 45287749), (26, 27869384), (52, 13934692), (104, 6967346), (157, 4615312), (208, 3483673), (314, 2307656), (628, 1153828), (1256, 576914), (2041, 355024), (2512, 288457), (4082, 177512), (8164, 88756), (16328, 44378), (22189, 32656)]