2181840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{9091}}^1$

素因数の和:9107

約数の個数: 40

約数和(自身を含む): 6764448

約数和(自身を除く): 4582608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 9091, 18182, 27273, 36364, 45455, 54546, 72728, 90910, 109092, 136365, 145456, 181820, 218184, 272730, 363640, 436368, 545460, 727280, 1090920, 2181840]

約数ペア:

[(1, 2181840), (2, 1090920), (3, 727280), (4, 545460), (5, 436368), (6, 363640), (8, 272730), (10, 218184), (12, 181820), (15, 145456), (16, 136365), (20, 109092), (24, 90910), (30, 72728), (40, 54546), (48, 45455), (60, 36364), (80, 27273), (120, 18182), (240, 9091)]