19854480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{82727}}^1$

素因数の和:82743

約数の個数: 40

約数和(自身を含む): 61549632

約数和(自身を除く): 41695152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 82727, 165454, 248181, 330908, 413635, 496362, 661816, 827270, 992724, 1240905, 1323632, 1654540, 1985448, 2481810, 3309080, 3970896, 4963620, 6618160, 9927240, 19854480]

約数ペア:

[(1, 19854480), (2, 9927240), (3, 6618160), (4, 4963620), (5, 3970896), (6, 3309080), (8, 2481810), (10, 1985448), (12, 1654540), (15, 1323632), (16, 1240905), (20, 992724), (24, 827270), (30, 661816), (40, 496362), (48, 413635), (60, 330908), (80, 248181), (120, 165454), (240, 82727)]