17478020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{953}}^1$

素因数の和:1100

約数の個数: 48

約数和(自身を含む): 42311808

約数和(自身を除く): 24833788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 953, 1310, 1834, 1906, 2620, 3668, 3812, 4585, 4765, 6671, 9170, 9530, 13342, 18340, 19060, 26684, 33355, 66710, 124843, 133420, 249686, 499372, 624215, 873901, 1248430, 1747802, 2496860, 3495604, 4369505, 8739010, 17478020]

約数ペア:

[(1, 17478020), (2, 8739010), (4, 4369505), (5, 3495604), (7, 2496860), (10, 1747802), (14, 1248430), (20, 873901), (28, 624215), (35, 499372), (70, 249686), (131, 133420), (140, 124843), (262, 66710), (524, 33355), (655, 26684), (917, 19060), (953, 18340), (1310, 13342), (1834, 9530), (1906, 9170), (2620, 6671), (3668, 4765), (3812, 4585)]