3989810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 64

約数和(自身を含む): 8709120

約数和(自身を除く): 4719310

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 46, 55, 83, 95, 110, 115, 166, 190, 209, 230, 253, 415, 418, 437, 506, 830, 874, 913, 1045, 1265, 1577, 1826, 1909, 2090, 2185, 2530, 3154, 3818, 4370, 4565, 4807, 7885, 9130, 9545, 9614, 15770, 17347, 19090, 20999, 24035, 34694, 36271, 41998, 48070, 72542, 86735, 104995, 173470, 181355, 209990, 362710, 398981, 797962, 1994905, 3989810]

約数ペア:

[(1, 3989810), (2, 1994905), (5, 797962), (10, 398981), (11, 362710), (19, 209990), (22, 181355), (23, 173470), (38, 104995), (46, 86735), (55, 72542), (83, 48070), (95, 41998), (110, 36271), (115, 34694), (166, 24035), (190, 20999), (209, 19090), (230, 17347), (253, 15770), (415, 9614), (418, 9545), (437, 9130), (506, 7885), (830, 4807), (874, 4565), (913, 4370), (1045, 3818), (1265, 3154), (1577, 2530), (1826, 2185), (1909, 2090)]