30838360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{457}}^1$

素因数の和:716

約数の個数: 64

約数和(自身を含む): 79801920

約数和(自身を除く): 48963560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 241, 280, 457, 482, 914, 964, 1205, 1687, 1828, 1928, 2285, 2410, 3199, 3374, 3656, 4570, 4820, 6398, 6748, 8435, 9140, 9640, 12796, 13496, 15995, 16870, 18280, 25592, 31990, 33740, 63980, 67480, 110137, 127960, 220274, 440548, 550685, 770959, 881096, 1101370, 1541918, 2202740, 3083836, 3854795, 4405480, 6167672, 7709590, 15419180, 30838360]

約数ペア:

[(1, 30838360), (2, 15419180), (4, 7709590), (5, 6167672), (7, 4405480), (8, 3854795), (10, 3083836), (14, 2202740), (20, 1541918), (28, 1101370), (35, 881096), (40, 770959), (56, 550685), (70, 440548), (140, 220274), (241, 127960), (280, 110137), (457, 67480), (482, 63980), (914, 33740), (964, 31990), (1205, 25592), (1687, 18280), (1828, 16870), (1928, 15995), (2285, 13496), (2410, 12796), (3199, 9640), (3374, 9140), (3656, 8435), (4570, 6748), (4820, 6398)]