15671983820

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{111799}}^1$

素因数の和:112014

約数の個数: 48

約数和(自身を含む): 33883449600

約数和(自身を除く): 18211465780

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 163, 172, 215, 326, 430, 652, 815, 860, 1630, 3260, 7009, 14018, 28036, 35045, 70090, 111799, 140180, 223598, 447196, 558995, 1117990, 2235980, 4807357, 9614714, 18223237, 19229428, 24036785, 36446474, 48073570, 72892948, 91116185, 96147140, 182232370, 364464740, 783599191, 1567198382, 3134396764, 3917995955, 7835991910, 15671983820]

約数ペア:

[(1, 15671983820), (2, 7835991910), (4, 3917995955), (5, 3134396764), (10, 1567198382), (20, 783599191), (43, 364464740), (86, 182232370), (163, 96147140), (172, 91116185), (215, 72892948), (326, 48073570), (430, 36446474), (652, 24036785), (815, 19229428), (860, 18223237), (1630, 9614714), (3260, 4807357), (7009, 2235980), (14018, 1117990), (28036, 558995), (35045, 447196), (70090, 223598), (111799, 140180)]