20344950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1559}}^1$

素因数の和:1606

約数の個数: 72

約数和(自身を含む): 56581200

約数和(自身を除く): 36236250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 29, 30, 45, 50, 58, 75, 87, 90, 145, 150, 174, 225, 261, 290, 435, 450, 522, 725, 870, 1305, 1450, 1559, 2175, 2610, 3118, 4350, 4677, 6525, 7795, 9354, 13050, 14031, 15590, 23385, 28062, 38975, 45211, 46770, 70155, 77950, 90422, 116925, 135633, 140310, 226055, 233850, 271266, 350775, 406899, 452110, 678165, 701550, 813798, 1130275, 1356330, 2034495, 2260550, 3390825, 4068990, 6781650, 10172475, 20344950]

約数ペア:

[(1, 20344950), (2, 10172475), (3, 6781650), (5, 4068990), (6, 3390825), (9, 2260550), (10, 2034495), (15, 1356330), (18, 1130275), (25, 813798), (29, 701550), (30, 678165), (45, 452110), (50, 406899), (58, 350775), (75, 271266), (87, 233850), (90, 226055), (145, 140310), (150, 135633), (174, 116925), (225, 90422), (261, 77950), (290, 70155), (435, 46770), (450, 45211), (522, 38975), (725, 28062), (870, 23385), (1305, 15590), (1450, 14031), (1559, 13050), (2175, 9354), (2610, 7795), (3118, 6525), (4350, 4677)]