17966702180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{10357}}^1\times {\mathrm{12391}}^1$

素因数の和:22764

約数の個数: 48

約数和(自身を含む): 43127728896

約数和(自身を除く): 25161026716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 10357, 12391, 20714, 24782, 41428, 49564, 51785, 61955, 72499, 86737, 103570, 123910, 144998, 173474, 207140, 247820, 289996, 346948, 362495, 433685, 724990, 867370, 1449980, 1734740, 128333587, 256667174, 513334348, 641667935, 898335109, 1283335870, 1796670218, 2566671740, 3593340436, 4491675545, 8983351090, 17966702180]

約数ペア:

[(1, 17966702180), (2, 8983351090), (4, 4491675545), (5, 3593340436), (7, 2566671740), (10, 1796670218), (14, 1283335870), (20, 898335109), (28, 641667935), (35, 513334348), (70, 256667174), (140, 128333587), (10357, 1734740), (12391, 1449980), (20714, 867370), (24782, 724990), (41428, 433685), (49564, 362495), (51785, 346948), (61955, 289996), (72499, 247820), (86737, 207140), (103570, 173474), (123910, 144998)]