42182840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1907}}^1$

素因数の和:2004

約数の個数: 64

約数和(自身を含む): 109900800

約数和(自身を除く): 67717960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 1907, 2212, 2765, 3160, 3814, 4424, 5530, 7628, 9535, 11060, 13349, 15256, 19070, 22120, 26698, 38140, 53396, 66745, 76280, 106792, 133490, 150653, 266980, 301306, 533960, 602612, 753265, 1054571, 1205224, 1506530, 2109142, 3013060, 4218284, 5272855, 6026120, 8436568, 10545710, 21091420, 42182840]

約数ペア:

[(1, 42182840), (2, 21091420), (4, 10545710), (5, 8436568), (7, 6026120), (8, 5272855), (10, 4218284), (14, 3013060), (20, 2109142), (28, 1506530), (35, 1205224), (40, 1054571), (56, 753265), (70, 602612), (79, 533960), (140, 301306), (158, 266980), (280, 150653), (316, 133490), (395, 106792), (553, 76280), (632, 66745), (790, 53396), (1106, 38140), (1580, 26698), (1907, 22120), (2212, 19070), (2765, 15256), (3160, 13349), (3814, 11060), (4424, 9535), (5530, 7628)]