19391340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4091}}^1$

素因数の和:4182

約数の個数: 48

約数和(自身を含む): 54996480

約数和(自身を除く): 35605140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4091, 4740, 8182, 12273, 16364, 20455, 24546, 40910, 49092, 61365, 81820, 122730, 245460, 323189, 646378, 969567, 1292756, 1615945, 1939134, 3231890, 3878268, 4847835, 6463780, 9695670, 19391340]

約数ペア:

[(1, 19391340), (2, 9695670), (3, 6463780), (4, 4847835), (5, 3878268), (6, 3231890), (10, 1939134), (12, 1615945), (15, 1292756), (20, 969567), (30, 646378), (60, 323189), (79, 245460), (158, 122730), (237, 81820), (316, 61365), (395, 49092), (474, 40910), (790, 24546), (948, 20455), (1185, 16364), (1580, 12273), (2370, 8182), (4091, 4740)]