28040490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{311561}}^1$

素因数の和:311574

約数の個数: 24

約数和(自身を含む): 72905508

約数和(自身を除く): 44865018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 311561, 623122, 934683, 1557805, 1869366, 2804049, 3115610, 4673415, 5608098, 9346830, 14020245, 28040490]

約数ペア:

[(1, 28040490), (2, 14020245), (3, 9346830), (5, 5608098), (6, 4673415), (9, 3115610), (10, 2804049), (15, 1869366), (18, 1557805), (30, 934683), (45, 623122), (90, 311561)]