2436980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 6394752

約数和(自身を除く): 3957772

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 103, 130, 140, 169, 182, 206, 260, 338, 364, 412, 455, 515, 676, 721, 845, 910, 1030, 1183, 1339, 1442, 1690, 1820, 2060, 2366, 2678, 2884, 3380, 3605, 4732, 5356, 5915, 6695, 7210, 9373, 11830, 13390, 14420, 17407, 18746, 23660, 26780, 34814, 37492, 46865, 69628, 87035, 93730, 121849, 174070, 187460, 243698, 348140, 487396, 609245, 1218490, 2436980]

約数ペア:

[(1, 2436980), (2, 1218490), (4, 609245), (5, 487396), (7, 348140), (10, 243698), (13, 187460), (14, 174070), (20, 121849), (26, 93730), (28, 87035), (35, 69628), (52, 46865), (65, 37492), (70, 34814), (91, 26780), (103, 23660), (130, 18746), (140, 17407), (169, 14420), (182, 13390), (206, 11830), (260, 9373), (338, 7210), (364, 6695), (412, 5915), (455, 5356), (515, 4732), (676, 3605), (721, 3380), (845, 2884), (910, 2678), (1030, 2366), (1183, 2060), (1339, 1820), (1442, 1690)]