20097720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{6203}}^1$

素因数の和:6226

約数の個数: 80

約数和(自身を含む): 67561560

約数和(自身を除く): 47463840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 6203, 12406, 18609, 24812, 31015, 37218, 49624, 55827, 62030, 74436, 93045, 111654, 124060, 148872, 167481, 186090, 223308, 248120, 279135, 334962, 372180, 446616, 502443, 558270, 669924, 744360, 837405, 1004886, 1116540, 1339848, 1674810, 2009772, 2233080, 2512215, 3349620, 4019544, 5024430, 6699240, 10048860, 20097720]

約数ペア:

[(1, 20097720), (2, 10048860), (3, 6699240), (4, 5024430), (5, 4019544), (6, 3349620), (8, 2512215), (9, 2233080), (10, 2009772), (12, 1674810), (15, 1339848), (18, 1116540), (20, 1004886), (24, 837405), (27, 744360), (30, 669924), (36, 558270), (40, 502443), (45, 446616), (54, 372180), (60, 334962), (72, 279135), (81, 248120), (90, 223308), (108, 186090), (120, 167481), (135, 148872), (162, 124060), (180, 111654), (216, 93045), (270, 74436), (324, 62030), (360, 55827), (405, 49624), (540, 37218), (648, 31015), (810, 24812), (1080, 18609), (1620, 12406), (3240, 6203)]