919490380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1483049}}^1$

素因数の和:1483089

約数の個数: 24

約数和(自身を含む): 1993219200

約数和(自身を除く): 1073728820

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1483049, 2966098, 5932196, 7415245, 14830490, 29660980, 45974519, 91949038, 183898076, 229872595, 459745190, 919490380]

約数ペア:

[(1, 919490380), (2, 459745190), (4, 229872595), (5, 183898076), (10, 91949038), (20, 45974519), (31, 29660980), (62, 14830490), (124, 7415245), (155, 5932196), (310, 2966098), (620, 1483049)]