19440931560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{396107}}^1$

素因数の和:396530

約数の個数: 64

約数和(自身を含む): 58465540800

約数和(自身を除く): 39024609240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 409, 818, 1227, 1636, 2045, 2454, 3272, 4090, 4908, 6135, 8180, 9816, 12270, 16360, 24540, 49080, 396107, 792214, 1188321, 1584428, 1980535, 2376642, 3168856, 3961070, 4753284, 5941605, 7922140, 9506568, 11883210, 15844280, 23766420, 47532840, 162007763, 324015526, 486023289, 648031052, 810038815, 972046578, 1296062104, 1620077630, 1944093156, 2430116445, 3240155260, 3888186312, 4860232890, 6480310520, 9720465780, 19440931560]

約数ペア:

[(1, 19440931560), (2, 9720465780), (3, 6480310520), (4, 4860232890), (5, 3888186312), (6, 3240155260), (8, 2430116445), (10, 1944093156), (12, 1620077630), (15, 1296062104), (20, 972046578), (24, 810038815), (30, 648031052), (40, 486023289), (60, 324015526), (120, 162007763), (409, 47532840), (818, 23766420), (1227, 15844280), (1636, 11883210), (2045, 9506568), (2454, 7922140), (3272, 5941605), (4090, 4753284), (4908, 3961070), (6135, 3168856), (8180, 2376642), (9816, 1980535), (12270, 1584428), (16360, 1188321), (24540, 792214), (49080, 396107)]