7979620

素因数分解:

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

素因数の和:145

約数の個数: 96

約数和(自身を含む): 20321280

約数和(自身を除く): 12341660

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 23, 38, 44, 46, 55, 76, 83, 92, 95, 110, 115, 166, 190, 209, 220, 230, 253, 332, 380, 415, 418, 437, 460, 506, 830, 836, 874, 913, 1012, 1045, 1265, 1577, 1660, 1748, 1826, 1909, 2090, 2185, 2530, 3154, 3652, 3818, 4180, 4370, 4565, 4807, 5060, 6308, 7636, 7885, 8740, 9130, 9545, 9614, 15770, 17347, 18260, 19090, 19228, 20999, 24035, 31540, 34694, 36271, 38180, 41998, 48070, 69388, 72542, 83996, 86735, 96140, 104995, 145084, 173470, 181355, 209990, 346940, 362710, 398981, 419980, 725420, 797962, 1595924, 1994905, 3989810, 7979620]

約数ペア:

[(1, 7979620), (2, 3989810), (4, 1994905), (5, 1595924), (10, 797962), (11, 725420), (19, 419980), (20, 398981), (22, 362710), (23, 346940), (38, 209990), (44, 181355), (46, 173470), (55, 145084), (76, 104995), (83, 96140), (92, 86735), (95, 83996), (110, 72542), (115, 69388), (166, 48070), (190, 41998), (209, 38180), (220, 36271), (230, 34694), (253, 31540), (332, 24035), (380, 20999), (415, 19228), (418, 19090), (437, 18260), (460, 17347), (506, 15770), (830, 9614), (836, 9545), (874, 9130), (913, 8740), (1012, 7885), (1045, 7636), (1265, 6308), (1577, 5060), (1660, 4807), (1748, 4565), (1826, 4370), (1909, 4180), (2090, 3818), (2185, 3652), (2530, 3154)]