1880473420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{312371}}^1$

素因数の和:312430

約数の個数: 48

約数和(自身を含む): 4618107648

約数和(自身を除く): 2737634228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 312371, 624742, 1249484, 1561855, 2186597, 3123710, 4373194, 6247420, 8746388, 10932985, 13431953, 21865970, 26863906, 43731940, 53727812, 67159765, 94023671, 134319530, 188047342, 268639060, 376094684, 470118355, 940236710, 1880473420]

約数ペア:

[(1, 1880473420), (2, 940236710), (4, 470118355), (5, 376094684), (7, 268639060), (10, 188047342), (14, 134319530), (20, 94023671), (28, 67159765), (35, 53727812), (43, 43731940), (70, 26863906), (86, 21865970), (140, 13431953), (172, 10932985), (215, 8746388), (301, 6247420), (430, 4373194), (602, 3123710), (860, 2186597), (1204, 1561855), (1505, 1249484), (3010, 624742), (6020, 312371)]