311982140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{503197}}^1$

素因数の和:503237

約数の個数: 24

約数和(自身を含む): 676298112

約数和(自身を除く): 364315972

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 503197, 1006394, 2012788, 2515985, 5031970, 10063940, 15599107, 31198214, 62396428, 77995535, 155991070, 311982140]

約数ペア:

[(1, 311982140), (2, 155991070), (4, 77995535), (5, 62396428), (10, 31198214), (20, 15599107), (31, 10063940), (62, 5031970), (124, 2515985), (155, 2012788), (310, 1006394), (620, 503197)]