13888420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{587}}^1$

素因数の和:629

約数の個数: 72

約数和(自身を含む): 36154944

約数和(自身を除く): 22266524

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 587, 676, 845, 910, 1174, 1183, 1690, 1820, 2348, 2366, 2935, 3380, 4109, 4732, 5870, 5915, 7631, 8218, 11740, 11830, 15262, 16436, 20545, 23660, 30524, 38155, 41090, 53417, 76310, 82180, 99203, 106834, 152620, 198406, 213668, 267085, 396812, 496015, 534170, 694421, 992030, 1068340, 1388842, 1984060, 2777684, 3472105, 6944210, 13888420]

約数ペア:

[(1, 13888420), (2, 6944210), (4, 3472105), (5, 2777684), (7, 1984060), (10, 1388842), (13, 1068340), (14, 992030), (20, 694421), (26, 534170), (28, 496015), (35, 396812), (52, 267085), (65, 213668), (70, 198406), (91, 152620), (130, 106834), (140, 99203), (169, 82180), (182, 76310), (260, 53417), (338, 41090), (364, 38155), (455, 30524), (587, 23660), (676, 20545), (845, 16436), (910, 15262), (1174, 11830), (1183, 11740), (1690, 8218), (1820, 7631), (2348, 5915), (2366, 5870), (2935, 4732), (3380, 4109)]