1330479440

素因数分解:

$2^4\times 5^1\times {\mathrm{2861}}^1\times {\mathrm{5813}}^1$

素因数の和:8687

約数の個数: 40

約数和(自身を含む): 3094978248

約数和(自身を除く): 1764498808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2861, 5722, 5813, 11444, 11626, 14305, 22888, 23252, 28610, 29065, 45776, 46504, 57220, 58130, 93008, 114440, 116260, 228880, 232520, 465040, 16630993, 33261986, 66523972, 83154965, 133047944, 166309930, 266095888, 332619860, 665239720, 1330479440]

約数ペア:

[(1, 1330479440), (2, 665239720), (4, 332619860), (5, 266095888), (8, 166309930), (10, 133047944), (16, 83154965), (20, 66523972), (40, 33261986), (80, 16630993), (2861, 465040), (5722, 232520), (5813, 228880), (11444, 116260), (11626, 114440), (14305, 93008), (22888, 58130), (23252, 57220), (28610, 46504), (29065, 45776)]