39809780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2339}}^1$

素因数の和:2408

約数の個数: 48

約数和(自身を含む): 89631360

約数和(自身を除く): 49821580

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 740, 851, 1702, 2339, 3404, 4255, 4678, 8510, 9356, 11695, 17020, 23390, 46780, 53797, 86543, 107594, 173086, 215188, 268985, 346172, 432715, 537970, 865430, 1075940, 1730860, 1990489, 3980978, 7961956, 9952445, 19904890, 39809780]

約数ペア:

[(1, 39809780), (2, 19904890), (4, 9952445), (5, 7961956), (10, 3980978), (20, 1990489), (23, 1730860), (37, 1075940), (46, 865430), (74, 537970), (92, 432715), (115, 346172), (148, 268985), (185, 215188), (230, 173086), (370, 107594), (460, 86543), (740, 53797), (851, 46780), (1702, 23390), (2339, 17020), (3404, 11695), (4255, 9356), (4678, 8510)]