30950620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1031}}^1$

素因数の和:1138

約数の個数: 48

約数和(自身を含む): 69350400

約数和(自身を除く): 38399780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1031, 1501, 1580, 2062, 3002, 4124, 5155, 6004, 7505, 10310, 15010, 19589, 20620, 30020, 39178, 78356, 81449, 97945, 162898, 195890, 325796, 391780, 407245, 814490, 1547531, 1628980, 3095062, 6190124, 7737655, 15475310, 30950620]

約数ペア:

[(1, 30950620), (2, 15475310), (4, 7737655), (5, 6190124), (10, 3095062), (19, 1628980), (20, 1547531), (38, 814490), (76, 407245), (79, 391780), (95, 325796), (158, 195890), (190, 162898), (316, 97945), (380, 81449), (395, 78356), (790, 39178), (1031, 30020), (1501, 20620), (1580, 19589), (2062, 15010), (3002, 10310), (4124, 7505), (5155, 6004)]