1537340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 3763200

約数和(自身を除く): 2225860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 139, 140, 158, 278, 316, 395, 553, 556, 695, 790, 973, 1106, 1390, 1580, 1946, 2212, 2765, 2780, 3892, 4865, 5530, 9730, 10981, 11060, 19460, 21962, 43924, 54905, 76867, 109810, 153734, 219620, 307468, 384335, 768670, 1537340]

約数ペア:

[(1, 1537340), (2, 768670), (4, 384335), (5, 307468), (7, 219620), (10, 153734), (14, 109810), (20, 76867), (28, 54905), (35, 43924), (70, 21962), (79, 19460), (139, 11060), (140, 10981), (158, 9730), (278, 5530), (316, 4865), (395, 3892), (553, 2780), (556, 2765), (695, 2212), (790, 1946), (973, 1580), (1106, 1390)]