27748280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{877}}^1$

素因数の和:1008

約数の個数: 64

約数和(自身を含む): 72066240

約数和(自身を除く): 44317960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 877, 904, 1130, 1582, 1754, 2260, 3164, 3508, 3955, 4385, 4520, 6139, 6328, 7016, 7910, 8770, 12278, 15820, 17540, 24556, 30695, 31640, 35080, 49112, 61390, 99101, 122780, 198202, 245560, 396404, 495505, 693707, 792808, 991010, 1387414, 1982020, 2774828, 3468535, 3964040, 5549656, 6937070, 13874140, 27748280]

約数ペア:

[(1, 27748280), (2, 13874140), (4, 6937070), (5, 5549656), (7, 3964040), (8, 3468535), (10, 2774828), (14, 1982020), (20, 1387414), (28, 991010), (35, 792808), (40, 693707), (56, 495505), (70, 396404), (113, 245560), (140, 198202), (226, 122780), (280, 99101), (452, 61390), (565, 49112), (791, 35080), (877, 31640), (904, 30695), (1130, 24556), (1582, 17540), (1754, 15820), (2260, 12278), (3164, 8770), (3508, 7910), (3955, 7016), (4385, 6328), (4520, 6139)]