30923620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1307}}^1$

素因数の和:1349

約数の個数: 72

約数和(自身を含む): 80426304

約数和(自身を除く): 49502684

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1307, 1690, 1820, 2366, 2614, 3380, 4732, 5228, 5915, 6535, 9149, 11830, 13070, 16991, 18298, 23660, 26140, 33982, 36596, 45745, 67964, 84955, 91490, 118937, 169910, 182980, 220883, 237874, 339820, 441766, 475748, 594685, 883532, 1104415, 1189370, 1546181, 2208830, 2378740, 3092362, 4417660, 6184724, 7730905, 15461810, 30923620]

約数ペア:

[(1, 30923620), (2, 15461810), (4, 7730905), (5, 6184724), (7, 4417660), (10, 3092362), (13, 2378740), (14, 2208830), (20, 1546181), (26, 1189370), (28, 1104415), (35, 883532), (52, 594685), (65, 475748), (70, 441766), (91, 339820), (130, 237874), (140, 220883), (169, 182980), (182, 169910), (260, 118937), (338, 91490), (364, 84955), (455, 67964), (676, 45745), (845, 36596), (910, 33982), (1183, 26140), (1307, 23660), (1690, 18298), (1820, 16991), (2366, 13070), (2614, 11830), (3380, 9149), (4732, 6535), (5228, 5915)]