19948650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{7823}}^1$

素因数の和:7855

約数の個数: 48

約数和(自身を含む): 52389504

約数和(自身を除く): 32440854

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 850, 1275, 2550, 7823, 15646, 23469, 39115, 46938, 78230, 117345, 132991, 195575, 234690, 265982, 391150, 398973, 586725, 664955, 797946, 1173450, 1329910, 1994865, 3324775, 3989730, 6649550, 9974325, 19948650]

約数ペア:

[(1, 19948650), (2, 9974325), (3, 6649550), (5, 3989730), (6, 3324775), (10, 1994865), (15, 1329910), (17, 1173450), (25, 797946), (30, 664955), (34, 586725), (50, 398973), (51, 391150), (75, 265982), (85, 234690), (102, 195575), (150, 132991), (170, 117345), (255, 78230), (425, 46938), (510, 39115), (850, 23469), (1275, 15646), (2550, 7823)]