12149765720

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1863461}}^1$

素因数の和:1863635

約数の個数: 32

約数和(自身を含む): 27504699120

約数和(自身を除く): 15354933400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 1863461, 3726922, 7453844, 9317305, 14907688, 18634610, 37269220, 74538440, 303744143, 607488286, 1214976572, 1518720715, 2429953144, 3037441430, 6074882860, 12149765720]

約数ペア:

[(1, 12149765720), (2, 6074882860), (4, 3037441430), (5, 2429953144), (8, 1518720715), (10, 1214976572), (20, 607488286), (40, 303744143), (163, 74538440), (326, 37269220), (652, 18634610), (815, 14907688), (1304, 9317305), (1630, 7453844), (3260, 3726922), (6520, 1863461)]