90428260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347801}}^1$

素因数の和:347823

約数の個数: 24

約数和(自身を含む): 204507576

約数和(自身を除く): 114079316

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 347801, 695602, 1391204, 1739005, 3478010, 4521413, 6956020, 9042826, 18085652, 22607065, 45214130, 90428260]

約数ペア:

[(1, 90428260), (2, 45214130), (4, 22607065), (5, 18085652), (10, 9042826), (13, 6956020), (20, 4521413), (26, 3478010), (52, 1739005), (65, 1391204), (130, 695602), (260, 347801)]