28964930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{971}}^1$

素因数の和:1154

約数の個数: 32

約数和(自身を含む): 55287360

約数和(自身を除く): 26322430

約数列:

[1, 2, 5, 10, 19, 38, 95, 157, 190, 314, 785, 971, 1570, 1942, 2983, 4855, 5966, 9710, 14915, 18449, 29830, 36898, 92245, 152447, 184490, 304894, 762235, 1524470, 2896493, 5792986, 14482465, 28964930]

約数ペア:

[(1, 28964930), (2, 14482465), (5, 5792986), (10, 2896493), (19, 1524470), (38, 762235), (95, 304894), (157, 184490), (190, 152447), (314, 92245), (785, 36898), (971, 29830), (1570, 18449), (1942, 14915), (2983, 9710), (4855, 5966)]