28061040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{16703}}^1$

素因数の和:16726

約数の個数: 80

約数和(自身を含む): 99422208

約数和(自身を除く): 71361168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 16703, 33406, 50109, 66812, 83515, 100218, 116921, 133624, 167030, 200436, 233842, 250545, 267248, 334060, 350763, 400872, 467684, 501090, 584605, 668120, 701526, 801744, 935368, 1002180, 1169210, 1336240, 1403052, 1753815, 1870736, 2004360, 2338420, 2806104, 3507630, 4008720, 4676840, 5612208, 7015260, 9353680, 14030520, 28061040]

約数ペア:

[(1, 28061040), (2, 14030520), (3, 9353680), (4, 7015260), (5, 5612208), (6, 4676840), (7, 4008720), (8, 3507630), (10, 2806104), (12, 2338420), (14, 2004360), (15, 1870736), (16, 1753815), (20, 1403052), (21, 1336240), (24, 1169210), (28, 1002180), (30, 935368), (35, 801744), (40, 701526), (42, 668120), (48, 584605), (56, 501090), (60, 467684), (70, 400872), (80, 350763), (84, 334060), (105, 267248), (112, 250545), (120, 233842), (140, 200436), (168, 167030), (210, 133624), (240, 116921), (280, 100218), (336, 83515), (420, 66812), (560, 50109), (840, 33406), (1680, 16703)]