17142820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{449}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 38102400

約数和(自身を除く): 20959580

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 83, 92, 115, 166, 230, 332, 415, 449, 460, 830, 898, 1660, 1796, 1909, 2245, 3818, 4490, 7636, 8980, 9545, 10327, 19090, 20654, 37267, 38180, 41308, 51635, 74534, 103270, 149068, 186335, 206540, 372670, 745340, 857141, 1714282, 3428564, 4285705, 8571410, 17142820]

約数ペア:

[(1, 17142820), (2, 8571410), (4, 4285705), (5, 3428564), (10, 1714282), (20, 857141), (23, 745340), (46, 372670), (83, 206540), (92, 186335), (115, 149068), (166, 103270), (230, 74534), (332, 51635), (415, 41308), (449, 38180), (460, 37267), (830, 20654), (898, 19090), (1660, 10327), (1796, 9545), (1909, 8980), (2245, 7636), (3818, 4490)]