1245360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{5189}}^1$

素因数の和:5205

約数の個数: 40

約数和(自身を含む): 3861360

約数和(自身を除く): 2616000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5189, 10378, 15567, 20756, 25945, 31134, 41512, 51890, 62268, 77835, 83024, 103780, 124536, 155670, 207560, 249072, 311340, 415120, 622680, 1245360]

約数ペア:

[(1, 1245360), (2, 622680), (3, 415120), (4, 311340), (5, 249072), (6, 207560), (8, 155670), (10, 124536), (12, 103780), (15, 83024), (16, 77835), (20, 62268), (24, 51890), (30, 41512), (40, 31134), (48, 25945), (60, 20756), (80, 15567), (120, 10378), (240, 5189)]