40199895

素因数分解:

$3^4\times 5^1\times {\mathrm{99259}}^1$

素因数の和:99276

約数の個数: 20

約数和(自身を含む): 72062760

約数和(自身を除く): 31862865

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 99259, 297777, 496295, 893331, 1488885, 2679993, 4466655, 8039979, 13399965, 40199895]

約数ペア:

[(1, 40199895), (3, 13399965), (5, 8039979), (9, 4466655), (15, 2679993), (27, 1488885), (45, 893331), (81, 496295), (135, 297777), (405, 99259)]