12787680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{26641}}^1$

素因数の和:26659

約数の個数: 48

約数和(自身を含む): 40282704

約数和(自身を除く): 27495024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 26641, 53282, 79923, 106564, 133205, 159846, 213128, 266410, 319692, 399615, 426256, 532820, 639384, 799230, 852512, 1065640, 1278768, 1598460, 2131280, 2557536, 3196920, 4262560, 6393840, 12787680]

約数ペア:

[(1, 12787680), (2, 6393840), (3, 4262560), (4, 3196920), (5, 2557536), (6, 2131280), (8, 1598460), (10, 1278768), (12, 1065640), (15, 852512), (16, 799230), (20, 639384), (24, 532820), (30, 426256), (32, 399615), (40, 319692), (48, 266410), (60, 213128), (80, 159846), (96, 133205), (120, 106564), (160, 79923), (240, 53282), (480, 26641)]