28043240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{36899}}^1$

素因数の和:36929

約数の個数: 32

約数和(自身を含む): 66420000

約数和(自身を除く): 38376760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 36899, 73798, 147596, 184495, 295192, 368990, 701081, 737980, 1402162, 1475960, 2804324, 3505405, 5608648, 7010810, 14021620, 28043240]

約数ペア:

[(1, 28043240), (2, 14021620), (4, 7010810), (5, 5608648), (8, 3505405), (10, 2804324), (19, 1475960), (20, 1402162), (38, 737980), (40, 701081), (76, 368990), (95, 295192), (152, 184495), (190, 147596), (380, 73798), (760, 36899)]