20870160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{86959}}^1$

素因数の和:86975

約数の個数: 40

約数和(自身を含む): 64698240

約数和(自身を除く): 43828080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 86959, 173918, 260877, 347836, 434795, 521754, 695672, 869590, 1043508, 1304385, 1391344, 1739180, 2087016, 2608770, 3478360, 4174032, 5217540, 6956720, 10435080, 20870160]

約数ペア:

[(1, 20870160), (2, 10435080), (3, 6956720), (4, 5217540), (5, 4174032), (6, 3478360), (8, 2608770), (10, 2087016), (12, 1739180), (15, 1391344), (16, 1304385), (20, 1043508), (24, 869590), (30, 695672), (40, 521754), (48, 434795), (60, 347836), (80, 260877), (120, 173918), (240, 86959)]