15690400580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{118633}}^1$

素因数の和:119048

約数の個数: 48

約数和(自身を含む): 34978048560

約数和(自身を除く): 19287647980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 389, 778, 1556, 1945, 3890, 6613, 7780, 13226, 26452, 33065, 66130, 118633, 132260, 237266, 474532, 593165, 1186330, 2016761, 2372660, 4033522, 8067044, 10083805, 20167610, 40335220, 46148237, 92296474, 184592948, 230741185, 461482370, 784520029, 922964740, 1569040058, 3138080116, 3922600145, 7845200290, 15690400580]

約数ペア:

[(1, 15690400580), (2, 7845200290), (4, 3922600145), (5, 3138080116), (10, 1569040058), (17, 922964740), (20, 784520029), (34, 461482370), (68, 230741185), (85, 184592948), (170, 92296474), (340, 46148237), (389, 40335220), (778, 20167610), (1556, 10083805), (1945, 8067044), (3890, 4033522), (6613, 2372660), (7780, 2016761), (13226, 1186330), (26452, 593165), (33065, 474532), (66130, 237266), (118633, 132260)]