13415780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1213}}^1$

素因数の和:1308

約数の個数: 48

約数和(自身を含む): 32632320

約数和(自身を除く): 19216540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1213, 1580, 2212, 2426, 2765, 4852, 5530, 6065, 8491, 11060, 12130, 16982, 24260, 33964, 42455, 84910, 95827, 169820, 191654, 383308, 479135, 670789, 958270, 1341578, 1916540, 2683156, 3353945, 6707890, 13415780]

約数ペア:

[(1, 13415780), (2, 6707890), (4, 3353945), (5, 2683156), (7, 1916540), (10, 1341578), (14, 958270), (20, 670789), (28, 479135), (35, 383308), (70, 191654), (79, 169820), (140, 95827), (158, 84910), (316, 42455), (395, 33964), (553, 24260), (790, 16982), (1106, 12130), (1213, 11060), (1580, 8491), (2212, 6065), (2426, 5530), (2765, 4852)]