173664220

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1\times {\mathrm{449}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 371498400

約数和(自身を除く): 197834180

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 233, 332, 415, 449, 466, 830, 898, 932, 1165, 1660, 1796, 2245, 2330, 4490, 4660, 8980, 19339, 37267, 38678, 74534, 77356, 96695, 104617, 149068, 186335, 193390, 209234, 372670, 386780, 418468, 523085, 745340, 1046170, 2092340, 8683211, 17366422, 34732844, 43416055, 86832110, 173664220]

約数ペア:

[(1, 173664220), (2, 86832110), (4, 43416055), (5, 34732844), (10, 17366422), (20, 8683211), (83, 2092340), (166, 1046170), (233, 745340), (332, 523085), (415, 418468), (449, 386780), (466, 372670), (830, 209234), (898, 193390), (932, 186335), (1165, 149068), (1660, 104617), (1796, 96695), (2245, 77356), (2330, 74534), (4490, 38678), (4660, 37267), (8980, 19339)]