913831620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1171579}}^1$

素因数の和:1171604

約数の個数: 48

約数和(自身を含む): 2755556160

約数和(自身を除く): 1841724540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1171579, 2343158, 3514737, 4686316, 5857895, 7029474, 11715790, 14058948, 15230527, 17573685, 23431580, 30461054, 35147370, 45691581, 60922108, 70294740, 76152635, 91383162, 152305270, 182766324, 228457905, 304610540, 456915810, 913831620]

約数ペア:

[(1, 913831620), (2, 456915810), (3, 304610540), (4, 228457905), (5, 182766324), (6, 152305270), (10, 91383162), (12, 76152635), (13, 70294740), (15, 60922108), (20, 45691581), (26, 35147370), (30, 30461054), (39, 23431580), (52, 17573685), (60, 15230527), (65, 14058948), (78, 11715790), (130, 7029474), (156, 5857895), (195, 4686316), (260, 3514737), (390, 2343158), (780, 1171579)]