723342860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{3319}}^1$

素因数の和:3986

約数の個数: 48

約数和(自身を含む): 1611368640

約数和(自身を除く): 888025780

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 641, 1282, 2564, 3205, 3319, 6410, 6638, 10897, 12820, 13276, 16595, 21794, 33190, 43588, 54485, 56423, 66380, 108970, 112846, 217940, 225692, 282115, 564230, 1128460, 2127479, 4254958, 8509916, 10637395, 21274790, 36167143, 42549580, 72334286, 144668572, 180835715, 361671430, 723342860]

約数ペア:

[(1, 723342860), (2, 361671430), (4, 180835715), (5, 144668572), (10, 72334286), (17, 42549580), (20, 36167143), (34, 21274790), (68, 10637395), (85, 8509916), (170, 4254958), (340, 2127479), (641, 1128460), (1282, 564230), (2564, 282115), (3205, 225692), (3319, 217940), (6410, 112846), (6638, 108970), (10897, 66380), (12820, 56423), (13276, 54485), (16595, 43588), (21794, 33190)]