40034020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4967}}^1$

素因数の和:5020

約数の個数: 48

約数和(自身を含む): 93477888

約数和(自身を除く): 53443868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 4967, 8060, 9934, 19868, 24835, 49670, 64571, 99340, 129142, 153977, 258284, 307954, 322855, 615908, 645710, 769885, 1291420, 1539770, 2001701, 3079540, 4003402, 8006804, 10008505, 20017010, 40034020]

約数ペア:

[(1, 40034020), (2, 20017010), (4, 10008505), (5, 8006804), (10, 4003402), (13, 3079540), (20, 2001701), (26, 1539770), (31, 1291420), (52, 769885), (62, 645710), (65, 615908), (124, 322855), (130, 307954), (155, 258284), (260, 153977), (310, 129142), (403, 99340), (620, 64571), (806, 49670), (1612, 24835), (2015, 19868), (4030, 9934), (4967, 8060)]