57112720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{101987}}^1$

素因数の和:102007

約数の個数: 40

約数和(自身を含む): 151758144

約数和(自身を除く): 94645424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 101987, 203974, 407948, 509935, 713909, 815896, 1019870, 1427818, 1631792, 2039740, 2855636, 3569545, 4079480, 5711272, 7139090, 8158960, 11422544, 14278180, 28556360, 57112720]

約数ペア:

[(1, 57112720), (2, 28556360), (4, 14278180), (5, 11422544), (7, 8158960), (8, 7139090), (10, 5711272), (14, 4079480), (16, 3569545), (20, 2855636), (28, 2039740), (35, 1631792), (40, 1427818), (56, 1019870), (70, 815896), (80, 713909), (112, 509935), (140, 407948), (280, 203974), (560, 101987)]