126451240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137447}}^1$

素因数の和:137481

約数の個数: 32

約数和(自身を含む): 296887680

約数和(自身を除く): 170436440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 137447, 274894, 549788, 687235, 1099576, 1374470, 2748940, 3161281, 5497880, 6322562, 12645124, 15806405, 25290248, 31612810, 63225620, 126451240]

約数ペア:

[(1, 126451240), (2, 63225620), (4, 31612810), (5, 25290248), (8, 15806405), (10, 12645124), (20, 6322562), (23, 5497880), (40, 3161281), (46, 2748940), (92, 1374470), (115, 1099576), (184, 687235), (230, 549788), (460, 274894), (920, 137447)]