20145360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83939}}^1$

素因数の和:83955

約数の個数: 40

約数和(自身を含む): 62451360

約数和(自身を除く): 42306000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 83939, 167878, 251817, 335756, 419695, 503634, 671512, 839390, 1007268, 1259085, 1343024, 1678780, 2014536, 2518170, 3357560, 4029072, 5036340, 6715120, 10072680, 20145360]

約数ペア:

[(1, 20145360), (2, 10072680), (3, 6715120), (4, 5036340), (5, 4029072), (6, 3357560), (8, 2518170), (10, 2014536), (12, 1678780), (15, 1343024), (16, 1259085), (20, 1007268), (24, 839390), (30, 671512), (40, 503634), (48, 419695), (60, 335756), (80, 251817), (120, 167878), (240, 83939)]