15113740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1283}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 34513920

約数和(自身を除く): 19400180

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 1283, 2356, 2566, 2945, 5132, 5890, 6415, 11780, 12830, 24377, 25660, 39773, 48754, 79546, 97508, 121885, 159092, 198865, 243770, 397730, 487540, 755687, 795460, 1511374, 3022748, 3778435, 7556870, 15113740]

約数ペア:

[(1, 15113740), (2, 7556870), (4, 3778435), (5, 3022748), (10, 1511374), (19, 795460), (20, 755687), (31, 487540), (38, 397730), (62, 243770), (76, 198865), (95, 159092), (124, 121885), (155, 97508), (190, 79546), (310, 48754), (380, 39773), (589, 25660), (620, 24377), (1178, 12830), (1283, 11780), (2356, 6415), (2566, 5890), (2945, 5132)]