18647880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{155399}}^1$

素因数の和:155413

約数の個数: 32

約数和(自身を含む): 55944000

約数和(自身を除く): 37296120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 155399, 310798, 466197, 621596, 776995, 932394, 1243192, 1553990, 1864788, 2330985, 3107980, 3729576, 4661970, 6215960, 9323940, 18647880]

約数ペア:

[(1, 18647880), (2, 9323940), (3, 6215960), (4, 4661970), (5, 3729576), (6, 3107980), (8, 2330985), (10, 1864788), (12, 1553990), (15, 1243192), (20, 932394), (24, 776995), (30, 621596), (40, 466197), (60, 310798), (120, 155399)]