28029890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12917}}^1$

素因数の和:12962

約数の個数: 32

約数和(自身を含む): 59526144

約数和(自身を除く): 31496254

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 12917, 25834, 64585, 90419, 129170, 180838, 400427, 452095, 800854, 904190, 2002135, 2802989, 4004270, 5605978, 14014945, 28029890]

約数ペア:

[(1, 28029890), (2, 14014945), (5, 5605978), (7, 4004270), (10, 2802989), (14, 2002135), (31, 904190), (35, 800854), (62, 452095), (70, 400427), (155, 180838), (217, 129170), (310, 90419), (434, 64585), (1085, 25834), (2170, 12917)]