242471920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{159521}}^1$

素因数の和:159553

約数の個数: 40

約数和(自身を含む): 593421840

約数和(自身を除く): 350949920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 159521, 319042, 638084, 797605, 1276168, 1595210, 2552336, 3030899, 3190420, 6061798, 6380840, 12123596, 12761680, 15154495, 24247192, 30308990, 48494384, 60617980, 121235960, 242471920]

約数ペア:

[(1, 242471920), (2, 121235960), (4, 60617980), (5, 48494384), (8, 30308990), (10, 24247192), (16, 15154495), (19, 12761680), (20, 12123596), (38, 6380840), (40, 6061798), (76, 3190420), (80, 3030899), (95, 2552336), (152, 1595210), (190, 1276168), (304, 797605), (380, 638084), (760, 319042), (1520, 159521)]