89371660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2671}}^1$

素因数の和:2926

約数の個数: 48

約数和(自身を含む): 215470080

約数和(自身を除く): 126098420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 956, 1195, 1673, 2390, 2671, 3346, 4780, 5342, 6692, 8365, 10684, 13355, 16730, 18697, 26710, 33460, 37394, 53420, 74788, 93485, 186970, 373940, 638369, 1276738, 2553476, 3191845, 4468583, 6383690, 8937166, 12767380, 17874332, 22342915, 44685830, 89371660]

約数ペア:

[(1, 89371660), (2, 44685830), (4, 22342915), (5, 17874332), (7, 12767380), (10, 8937166), (14, 6383690), (20, 4468583), (28, 3191845), (35, 2553476), (70, 1276738), (140, 638369), (239, 373940), (478, 186970), (956, 93485), (1195, 74788), (1673, 53420), (2390, 37394), (2671, 33460), (3346, 26710), (4780, 18697), (5342, 16730), (6692, 13355), (8365, 10684)]