127923440

素因数分解:

$2^4\times 5^1\times {\mathrm{457}}^1\times {\mathrm{3499}}^1$

素因数の和:3969

約数の個数: 40

約数和(自身を含む): 298158000

約数和(自身を除く): 170234560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 457, 914, 1828, 2285, 3499, 3656, 4570, 6998, 7312, 9140, 13996, 17495, 18280, 27992, 34990, 36560, 55984, 69980, 139960, 279920, 1599043, 3198086, 6396172, 7995215, 12792344, 15990430, 25584688, 31980860, 63961720, 127923440]

約数ペア:

[(1, 127923440), (2, 63961720), (4, 31980860), (5, 25584688), (8, 15990430), (10, 12792344), (16, 7995215), (20, 6396172), (40, 3198086), (80, 1599043), (457, 279920), (914, 139960), (1828, 69980), (2285, 55984), (3499, 36560), (3656, 34990), (4570, 27992), (6998, 18280), (7312, 17495), (9140, 13996)]