40506460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{827}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 89026560

約数和(自身を除く): 48520100

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 827, 1580, 1654, 2449, 3308, 4135, 4898, 8270, 9796, 12245, 16540, 24490, 25637, 48980, 51274, 65333, 102548, 128185, 130666, 256370, 261332, 326665, 512740, 653330, 1306660, 2025323, 4050646, 8101292, 10126615, 20253230, 40506460]

約数ペア:

[(1, 40506460), (2, 20253230), (4, 10126615), (5, 8101292), (10, 4050646), (20, 2025323), (31, 1306660), (62, 653330), (79, 512740), (124, 326665), (155, 261332), (158, 256370), (310, 130666), (316, 128185), (395, 102548), (620, 65333), (790, 51274), (827, 48980), (1580, 25637), (1654, 24490), (2449, 16540), (3308, 12245), (4135, 9796), (4898, 8270)]