2149796720

素因数分解:

$2^4\times 5^1\times {\mathrm{2213}}^1\times {\mathrm{12143}}^1$

素因数の和:14369

約数の個数: 40

約数和(自身を含む): 5000947776

約数和(自身を除く): 2851151056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2213, 4426, 8852, 11065, 12143, 17704, 22130, 24286, 35408, 44260, 48572, 60715, 88520, 97144, 121430, 177040, 194288, 242860, 485720, 971440, 26872459, 53744918, 107489836, 134362295, 214979672, 268724590, 429959344, 537449180, 1074898360, 2149796720]

約数ペア:

[(1, 2149796720), (2, 1074898360), (4, 537449180), (5, 429959344), (8, 268724590), (10, 214979672), (16, 134362295), (20, 107489836), (40, 53744918), (80, 26872459), (2213, 971440), (4426, 485720), (8852, 242860), (11065, 194288), (12143, 177040), (17704, 121430), (22130, 97144), (24286, 88520), (35408, 60715), (44260, 48572)]