1391769790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{13477}}^1$

素因数の和:13956

約数の個数: 32

約数和(自身を含む): 2620123200

約数和(自身を除く): 1228353410

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 449, 898, 2245, 4490, 10327, 13477, 20654, 26954, 51635, 67385, 103270, 134770, 309971, 619942, 1549855, 3099710, 6051173, 12102346, 30255865, 60511730, 139176979, 278353958, 695884895, 1391769790]

約数ペア:

[(1, 1391769790), (2, 695884895), (5, 278353958), (10, 139176979), (23, 60511730), (46, 30255865), (115, 12102346), (230, 6051173), (449, 3099710), (898, 1549855), (2245, 619942), (4490, 309971), (10327, 134770), (13477, 103270), (20654, 67385), (26954, 51635)]