8908280

素因数分解:

$2^3\times 5^1\times {\mathrm{222707}}^1$

素因数の和:222718

約数の個数: 16

約数和(自身を含む): 20043720

約数和(自身を除く): 11135440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 222707, 445414, 890828, 1113535, 1781656, 2227070, 4454140, 8908280]

約数ペア:

[(1, 8908280), (2, 4454140), (4, 2227070), (5, 1781656), (8, 1113535), (10, 890828), (20, 445414), (40, 222707)]