42579880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{631}}^1$

素因数の和:890

約数の個数: 64

約数和(自身を含む): 110119680

約数和(自身を除く): 67539800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 241, 280, 482, 631, 964, 1205, 1262, 1687, 1928, 2410, 2524, 3155, 3374, 4417, 4820, 5048, 6310, 6748, 8435, 8834, 9640, 12620, 13496, 16870, 17668, 22085, 25240, 33740, 35336, 44170, 67480, 88340, 152071, 176680, 304142, 608284, 760355, 1064497, 1216568, 1520710, 2128994, 3041420, 4257988, 5322485, 6082840, 8515976, 10644970, 21289940, 42579880]

約数ペア:

[(1, 42579880), (2, 21289940), (4, 10644970), (5, 8515976), (7, 6082840), (8, 5322485), (10, 4257988), (14, 3041420), (20, 2128994), (28, 1520710), (35, 1216568), (40, 1064497), (56, 760355), (70, 608284), (140, 304142), (241, 176680), (280, 152071), (482, 88340), (631, 67480), (964, 44170), (1205, 35336), (1262, 33740), (1687, 25240), (1928, 22085), (2410, 17668), (2524, 16870), (3155, 13496), (3374, 12620), (4417, 9640), (4820, 8834), (5048, 8435), (6310, 6748)]