20950500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13967}}^1$

素因数の和:13989

約数の個数: 48

約数和(自身を含む): 61012224

約数和(自身を除く): 40061724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 13967, 27934, 41901, 55868, 69835, 83802, 139670, 167604, 209505, 279340, 349175, 419010, 698350, 838020, 1047525, 1396700, 1745875, 2095050, 3491750, 4190100, 5237625, 6983500, 10475250, 20950500]

約数ペア:

[(1, 20950500), (2, 10475250), (3, 6983500), (4, 5237625), (5, 4190100), (6, 3491750), (10, 2095050), (12, 1745875), (15, 1396700), (20, 1047525), (25, 838020), (30, 698350), (50, 419010), (60, 349175), (75, 279340), (100, 209505), (125, 167604), (150, 139670), (250, 83802), (300, 69835), (375, 55868), (500, 41901), (750, 27934), (1500, 13967)]