18957360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{78989}}^1$

素因数の和:79005

約数の個数: 40

約数和(自身を含む): 58768560

約数和(自身を除く): 39811200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 78989, 157978, 236967, 315956, 394945, 473934, 631912, 789890, 947868, 1184835, 1263824, 1579780, 1895736, 2369670, 3159560, 3791472, 4739340, 6319120, 9478680, 18957360]

約数ペア:

[(1, 18957360), (2, 9478680), (3, 6319120), (4, 4739340), (5, 3791472), (6, 3159560), (8, 2369670), (10, 1895736), (12, 1579780), (15, 1263824), (16, 1184835), (20, 947868), (24, 789890), (30, 631912), (40, 473934), (48, 394945), (60, 315956), (80, 236967), (120, 157978), (240, 78989)]