49019860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{379}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 107251200

約数和(自身を除く): 58231340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 223, 290, 379, 446, 580, 758, 892, 1115, 1516, 1895, 2230, 3790, 4460, 6467, 7580, 10991, 12934, 21982, 25868, 32335, 43964, 54955, 64670, 84517, 109910, 129340, 169034, 219820, 338068, 422585, 845170, 1690340, 2450993, 4901986, 9803972, 12254965, 24509930, 49019860]

約数ペア:

[(1, 49019860), (2, 24509930), (4, 12254965), (5, 9803972), (10, 4901986), (20, 2450993), (29, 1690340), (58, 845170), (116, 422585), (145, 338068), (223, 219820), (290, 169034), (379, 129340), (446, 109910), (580, 84517), (758, 64670), (892, 54955), (1115, 43964), (1516, 32335), (1895, 25868), (2230, 21982), (3790, 12934), (4460, 10991), (6467, 7580)]