12763240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 33292800

約数和(自身を除く): 20529560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 577, 632, 790, 1106, 1154, 1580, 2212, 2308, 2765, 2885, 3160, 4039, 4424, 4616, 5530, 5770, 8078, 11060, 11540, 16156, 20195, 22120, 23080, 32312, 40390, 45583, 80780, 91166, 161560, 182332, 227915, 319081, 364664, 455830, 638162, 911660, 1276324, 1595405, 1823320, 2552648, 3190810, 6381620, 12763240]

約数ペア:

[(1, 12763240), (2, 6381620), (4, 3190810), (5, 2552648), (7, 1823320), (8, 1595405), (10, 1276324), (14, 911660), (20, 638162), (28, 455830), (35, 364664), (40, 319081), (56, 227915), (70, 182332), (79, 161560), (140, 91166), (158, 80780), (280, 45583), (316, 40390), (395, 32312), (553, 23080), (577, 22120), (632, 20195), (790, 16156), (1106, 11540), (1154, 11060), (1580, 8078), (2212, 5770), (2308, 5530), (2765, 4616), (2885, 4424), (3160, 4039)]