56318320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22709}}^1$

素因数の和:22753

約数の個数: 40

約数和(自身を含む): 135169920

約数和(自身を除く): 78851600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 22709, 45418, 90836, 113545, 181672, 227090, 363344, 454180, 703979, 908360, 1407958, 1816720, 2815916, 3519895, 5631832, 7039790, 11263664, 14079580, 28159160, 56318320]

約数ペア:

[(1, 56318320), (2, 28159160), (4, 14079580), (5, 11263664), (8, 7039790), (10, 5631832), (16, 3519895), (20, 2815916), (31, 1816720), (40, 1407958), (62, 908360), (80, 703979), (124, 454180), (155, 363344), (248, 227090), (310, 181672), (496, 113545), (620, 90836), (1240, 45418), (2480, 22709)]