19483440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{81181}}^1$

素因数の和:81197

約数の個数: 40

約数和(自身を含む): 60399408

約数和(自身を除く): 40915968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 81181, 162362, 243543, 324724, 405905, 487086, 649448, 811810, 974172, 1217715, 1298896, 1623620, 1948344, 2435430, 3247240, 3896688, 4870860, 6494480, 9741720, 19483440]

約数ペア:

[(1, 19483440), (2, 9741720), (3, 6494480), (4, 4870860), (5, 3896688), (6, 3247240), (8, 2435430), (10, 1948344), (12, 1623620), (15, 1298896), (16, 1217715), (20, 974172), (24, 811810), (30, 649448), (40, 487086), (48, 405905), (60, 324724), (80, 243543), (120, 162362), (240, 81181)]