20741100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1471}}^1$

素因数の和:1535

約数の個数: 72

約数和(自身を含む): 61329408

約数和(自身を除く): 40588308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 47, 50, 60, 75, 94, 100, 141, 150, 188, 235, 282, 300, 470, 564, 705, 940, 1175, 1410, 1471, 2350, 2820, 2942, 3525, 4413, 4700, 5884, 7050, 7355, 8826, 14100, 14710, 17652, 22065, 29420, 36775, 44130, 69137, 73550, 88260, 110325, 138274, 147100, 207411, 220650, 276548, 345685, 414822, 441300, 691370, 829644, 1037055, 1382740, 1728425, 2074110, 3456850, 4148220, 5185275, 6913700, 10370550, 20741100]

約数ペア:

[(1, 20741100), (2, 10370550), (3, 6913700), (4, 5185275), (5, 4148220), (6, 3456850), (10, 2074110), (12, 1728425), (15, 1382740), (20, 1037055), (25, 829644), (30, 691370), (47, 441300), (50, 414822), (60, 345685), (75, 276548), (94, 220650), (100, 207411), (141, 147100), (150, 138274), (188, 110325), (235, 88260), (282, 73550), (300, 69137), (470, 44130), (564, 36775), (705, 29420), (940, 22065), (1175, 17652), (1410, 14710), (1471, 14100), (2350, 8826), (2820, 7355), (2942, 7050), (3525, 5884), (4413, 4700)]