1900512440

素因数分解:

$2^3\times 5^1\times {\mathrm{1181}}^1\times {\mathrm{40231}}^1$

素因数の和:41423

約数の個数: 32

約数和(自身を含む): 4279880160

約数和(自身を除く): 2379367720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1181, 2362, 4724, 5905, 9448, 11810, 23620, 40231, 47240, 80462, 160924, 201155, 321848, 402310, 804620, 1609240, 47512811, 95025622, 190051244, 237564055, 380102488, 475128110, 950256220, 1900512440]

約数ペア:

[(1, 1900512440), (2, 950256220), (4, 475128110), (5, 380102488), (8, 237564055), (10, 190051244), (20, 95025622), (40, 47512811), (1181, 1609240), (2362, 804620), (4724, 402310), (5905, 321848), (9448, 201155), (11810, 160924), (23620, 80462), (40231, 47240)]