471005420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1\times {\mathrm{541}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 1003072896

約数和(自身を除く): 532067476

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 431, 505, 541, 862, 1010, 1082, 1724, 2020, 2155, 2164, 2705, 4310, 5410, 8620, 10820, 43531, 54641, 87062, 109282, 174124, 217655, 218564, 233171, 273205, 435310, 466342, 546410, 870620, 932684, 1092820, 1165855, 2331710, 4663420, 23550271, 47100542, 94201084, 117751355, 235502710, 471005420]

約数ペア:

[(1, 471005420), (2, 235502710), (4, 117751355), (5, 94201084), (10, 47100542), (20, 23550271), (101, 4663420), (202, 2331710), (404, 1165855), (431, 1092820), (505, 932684), (541, 870620), (862, 546410), (1010, 466342), (1082, 435310), (1724, 273205), (2020, 233171), (2155, 218564), (2164, 217655), (2705, 174124), (4310, 109282), (5410, 87062), (8620, 54641), (10820, 43531)]