19628360

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16921}}^1$

素因数の和:16961

約数の個数: 32

約数和(自身を含む): 45689400

約数和(自身を除く): 26061040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 16921, 33842, 67684, 84605, 135368, 169210, 338420, 490709, 676840, 981418, 1962836, 2453545, 3925672, 4907090, 9814180, 19628360]

約数ペア:

[(1, 19628360), (2, 9814180), (4, 4907090), (5, 3925672), (8, 2453545), (10, 1962836), (20, 981418), (29, 676840), (40, 490709), (58, 338420), (116, 169210), (145, 135368), (232, 84605), (290, 67684), (580, 33842), (1160, 16921)]