20952600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{743}}^1$

素因数の和:809

約数の個数: 96

約数和(自身を含む): 66424320

約数和(自身を除く): 45471720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 47, 50, 60, 75, 94, 100, 120, 141, 150, 188, 200, 235, 282, 300, 376, 470, 564, 600, 705, 743, 940, 1128, 1175, 1410, 1486, 1880, 2229, 2350, 2820, 2972, 3525, 3715, 4458, 4700, 5640, 5944, 7050, 7430, 8916, 9400, 11145, 14100, 14860, 17832, 18575, 22290, 28200, 29720, 34921, 37150, 44580, 55725, 69842, 74300, 89160, 104763, 111450, 139684, 148600, 174605, 209526, 222900, 279368, 349210, 419052, 445800, 523815, 698420, 838104, 873025, 1047630, 1396840, 1746050, 2095260, 2619075, 3492100, 4190520, 5238150, 6984200, 10476300, 20952600]

約数ペア:

[(1, 20952600), (2, 10476300), (3, 6984200), (4, 5238150), (5, 4190520), (6, 3492100), (8, 2619075), (10, 2095260), (12, 1746050), (15, 1396840), (20, 1047630), (24, 873025), (25, 838104), (30, 698420), (40, 523815), (47, 445800), (50, 419052), (60, 349210), (75, 279368), (94, 222900), (100, 209526), (120, 174605), (141, 148600), (150, 139684), (188, 111450), (200, 104763), (235, 89160), (282, 74300), (300, 69842), (376, 55725), (470, 44580), (564, 37150), (600, 34921), (705, 29720), (743, 28200), (940, 22290), (1128, 18575), (1175, 17832), (1410, 14860), (1486, 14100), (1880, 11145), (2229, 9400), (2350, 8916), (2820, 7430), (2972, 7050), (3525, 5944), (3715, 5640), (4458, 4700)]