28019800

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{4831}}^1$

素因数の和:4876

約数の個数: 48

約数和(自身を含む): 67406400

約数和(自身を除く): 39386600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 4831, 5800, 9662, 19324, 24155, 38648, 48310, 96620, 120775, 140099, 193240, 241550, 280198, 483100, 560396, 700495, 966200, 1120792, 1400990, 2801980, 3502475, 5603960, 7004950, 14009900, 28019800]

約数ペア:

[(1, 28019800), (2, 14009900), (4, 7004950), (5, 5603960), (8, 3502475), (10, 2801980), (20, 1400990), (25, 1120792), (29, 966200), (40, 700495), (50, 560396), (58, 483100), (100, 280198), (116, 241550), (145, 193240), (200, 140099), (232, 120775), (290, 96620), (580, 48310), (725, 38648), (1160, 24155), (1450, 19324), (2900, 9662), (4831, 5800)]