403900930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{22229}}^1$

素因数の和:22338

約数の個数: 32

約数和(自身を含む): 768268800

約数和(自身を除く): 364367870

約数列:

[1, 2, 5, 10, 23, 46, 79, 115, 158, 230, 395, 790, 1817, 3634, 9085, 18170, 22229, 44458, 111145, 222290, 511267, 1022534, 1756091, 2556335, 3512182, 5112670, 8780455, 17560910, 40390093, 80780186, 201950465, 403900930]

約数ペア:

[(1, 403900930), (2, 201950465), (5, 80780186), (10, 40390093), (23, 17560910), (46, 8780455), (79, 5112670), (115, 3512182), (158, 2556335), (230, 1756091), (395, 1022534), (790, 511267), (1817, 222290), (3634, 111145), (9085, 44458), (18170, 22229)]