2478064

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{2539}}^1$

素因数の和:2608

約数の個数: 20

約数和(自身を含む): 4881880

約数和(自身を除く): 2403816

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 2539, 5078, 10156, 20312, 40624, 154879, 309758, 619516, 1239032, 2478064]

約数ペア:

[(1, 2478064), (2, 1239032), (4, 619516), (8, 309758), (16, 154879), (61, 40624), (122, 20312), (244, 10156), (488, 5078), (976, 2539)]