20171190740

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1523}}^1\times {\mathrm{6827}}^1$

素因数の和:8456

約数の個数: 48

約数和(自身を含む): 42830569152

約数和(自身を除く): 22659378412

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1523, 1940, 3046, 6092, 6827, 7615, 13654, 15230, 27308, 30460, 34135, 68270, 136540, 147731, 295462, 590924, 662219, 738655, 1324438, 1477310, 2648876, 2954620, 3311095, 6622190, 10397521, 13244380, 20795042, 41590084, 51987605, 103975210, 207950420, 1008559537, 2017119074, 4034238148, 5042797685, 10085595370, 20171190740]

約数ペア:

[(1, 20171190740), (2, 10085595370), (4, 5042797685), (5, 4034238148), (10, 2017119074), (20, 1008559537), (97, 207950420), (194, 103975210), (388, 51987605), (485, 41590084), (970, 20795042), (1523, 13244380), (1940, 10397521), (3046, 6622190), (6092, 3311095), (6827, 2954620), (7615, 2648876), (13654, 1477310), (15230, 1324438), (27308, 738655), (30460, 662219), (34135, 590924), (68270, 295462), (136540, 147731)]