70826840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{571}}^1$

素因数の和:1032

約数の個数: 64

約数和(自身を含む): 182856960

約数和(自身を除く): 112030120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 443, 571, 886, 1142, 1772, 2215, 2284, 2855, 3101, 3544, 3997, 4430, 4568, 5710, 6202, 7994, 8860, 11420, 12404, 15505, 15988, 17720, 19985, 22840, 24808, 31010, 31976, 39970, 62020, 79940, 124040, 159880, 252953, 505906, 1011812, 1264765, 1770671, 2023624, 2529530, 3541342, 5059060, 7082684, 8853355, 10118120, 14165368, 17706710, 35413420, 70826840]

約数ペア:

[(1, 70826840), (2, 35413420), (4, 17706710), (5, 14165368), (7, 10118120), (8, 8853355), (10, 7082684), (14, 5059060), (20, 3541342), (28, 2529530), (35, 2023624), (40, 1770671), (56, 1264765), (70, 1011812), (140, 505906), (280, 252953), (443, 159880), (571, 124040), (886, 79940), (1142, 62020), (1772, 39970), (2215, 31976), (2284, 31010), (2855, 24808), (3101, 22840), (3544, 19985), (3997, 17720), (4430, 15988), (4568, 15505), (5710, 12404), (6202, 11420), (7994, 8860)]