21427680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{44641}}^1$

素因数の和:44659

約数の個数: 48

約数和(自身を含む): 67498704

約数和(自身を除く): 46071024

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, 44641, 89282, 133923, 178564, 223205, 267846, 357128, 446410, 535692, 669615, 714256, 892820, 1071384, 1339230, 1428512, 1785640, 2142768, 2678460, 3571280, 4285536, 5356920, 7142560, 10713840, 21427680]

約数ペア:

[(1, 21427680), (2, 10713840), (3, 7142560), (4, 5356920), (5, 4285536), (6, 3571280), (8, 2678460), (10, 2142768), (12, 1785640), (15, 1428512), (16, 1339230), (20, 1071384), (24, 892820), (30, 714256), (32, 669615), (40, 535692), (48, 446410), (60, 357128), (80, 267846), (96, 223205), (120, 178564), (160, 133923), (240, 89282), (480, 44641)]