4440180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1721}}^1$

素因数の和:1776

約数の個数: 48

約数和(自身を含む): 12729024

約数和(自身を除く): 8288844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 1721, 2580, 3442, 5163, 6884, 8605, 10326, 17210, 20652, 25815, 34420, 51630, 74003, 103260, 148006, 222009, 296012, 370015, 444018, 740030, 888036, 1110045, 1480060, 2220090, 4440180]

約数ペア:

[(1, 4440180), (2, 2220090), (3, 1480060), (4, 1110045), (5, 888036), (6, 740030), (10, 444018), (12, 370015), (15, 296012), (20, 222009), (30, 148006), (43, 103260), (60, 74003), (86, 51630), (129, 34420), (172, 25815), (215, 20652), (258, 17210), (430, 10326), (516, 8605), (645, 6884), (860, 5163), (1290, 3442), (1721, 2580)]