20887906375

素因数分解:

$5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1404229}}^1$

素因数の和:1404268

約数の個数: 32

約数和(自身を含む): 31544622720

約数和(自身を除く): 10656716345

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 125, 175, 425, 595, 875, 2125, 2975, 14875, 1404229, 7021145, 9829603, 23871893, 35105725, 49148015, 119359465, 167103251, 175528625, 245740075, 596797325, 835516255, 1228700375, 2983986625, 4177581275, 20887906375]

約数ペア:

[(1, 20887906375), (5, 4177581275), (7, 2983986625), (17, 1228700375), (25, 835516255), (35, 596797325), (85, 245740075), (119, 175528625), (125, 167103251), (175, 119359465), (425, 49148015), (595, 35105725), (875, 23871893), (2125, 9829603), (2975, 7021145), (14875, 1404229)]