972272740

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1\times {\mathrm{739}}^1$

素因数の和:1324

約数の個数: 48

約数和(自身を含む): 2062468800

約数和(自身を除く): 1090196060

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 419, 628, 739, 785, 838, 1478, 1570, 1676, 2095, 2956, 3140, 3695, 4190, 7390, 8380, 14780, 65783, 116023, 131566, 232046, 263132, 309641, 328915, 464092, 580115, 619282, 657830, 1160230, 1238564, 1315660, 1548205, 2320460, 3096410, 6192820, 48613637, 97227274, 194454548, 243068185, 486136370, 972272740]

約数ペア:

[(1, 972272740), (2, 486136370), (4, 243068185), (5, 194454548), (10, 97227274), (20, 48613637), (157, 6192820), (314, 3096410), (419, 2320460), (628, 1548205), (739, 1315660), (785, 1238564), (838, 1160230), (1478, 657830), (1570, 619282), (1676, 580115), (2095, 464092), (2956, 328915), (3140, 309641), (3695, 263132), (4190, 232046), (7390, 131566), (8380, 116023), (14780, 65783)]