28661300

素因数分解:

$2^2\times 5^2\times {\mathrm{286613}}^1$

素因数の和:286627

約数の個数: 18

約数和(自身を含む): 62195238

約数和(自身を除く): 33533938

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 286613, 573226, 1146452, 1433065, 2866130, 5732260, 7165325, 14330650, 28661300]

約数ペア:

[(1, 28661300), (2, 14330650), (4, 7165325), (5, 5732260), (10, 2866130), (20, 1433065), (25, 1146452), (50, 573226), (100, 286613)]