13950577840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5625233}}^1$

素因数の和:5625277

約数の個数: 40

約数和(自身を含む): 33481392768

約数和(自身を除く): 19530814928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 5625233, 11250466, 22500932, 28126165, 45001864, 56252330, 90003728, 112504660, 174382223, 225009320, 348764446, 450018640, 697528892, 871911115, 1395057784, 1743822230, 2790115568, 3487644460, 6975288920, 13950577840]

約数ペア:

[(1, 13950577840), (2, 6975288920), (4, 3487644460), (5, 2790115568), (8, 1743822230), (10, 1395057784), (16, 871911115), (20, 697528892), (31, 450018640), (40, 348764446), (62, 225009320), (80, 174382223), (124, 112504660), (155, 90003728), (248, 56252330), (310, 45001864), (496, 28126165), (620, 22500932), (1240, 11250466), (2480, 5625233)]