275401520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{111049}}^1$

素因数の和:111093

約数の個数: 40

約数和(自身を含む): 660969600

約数和(自身を除く): 385568080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 111049, 222098, 444196, 555245, 888392, 1110490, 1776784, 2220980, 3442519, 4441960, 6885038, 8883920, 13770076, 17212595, 27540152, 34425190, 55080304, 68850380, 137700760, 275401520]

約数ペア:

[(1, 275401520), (2, 137700760), (4, 68850380), (5, 55080304), (8, 34425190), (10, 27540152), (16, 17212595), (20, 13770076), (31, 8883920), (40, 6885038), (62, 4441960), (80, 3442519), (124, 2220980), (155, 1776784), (248, 1110490), (310, 888392), (496, 555245), (620, 444196), (1240, 222098), (2480, 111049)]