201315301820

素因数分解:

$2^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{3449}}^1\times {\mathrm{4273}}^1$

素因数の和:8414

約数の個数: 48

約数和(自身を含む): 423602978400

約数和(自身を除く): 222287676580

約数列:

[1, 2, 4, 5, 10, 20, 683, 1366, 2732, 3415, 3449, 4273, 6830, 6898, 8546, 13660, 13796, 17092, 17245, 21365, 34490, 42730, 68980, 85460, 2355667, 2918459, 4711334, 5836918, 9422668, 11673836, 11778335, 14592295, 14737577, 23556670, 29184590, 29475154, 47113340, 58369180, 58950308, 73687885, 147375770, 294751540, 10065765091, 20131530182, 40263060364, 50328825455, 100657650910, 201315301820]

約数ペア:

[(1, 201315301820), (2, 100657650910), (4, 50328825455), (5, 40263060364), (10, 20131530182), (20, 10065765091), (683, 294751540), (1366, 147375770), (2732, 73687885), (3415, 58950308), (3449, 58369180), (4273, 47113340), (6830, 29475154), (6898, 29184590), (8546, 23556670), (13660, 14737577), (13796, 14592295), (17092, 11778335), (17245, 11673836), (21365, 9422668), (34490, 5836918), (42730, 4711334), (68980, 2918459), (85460, 2355667)]