39290820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 114457728

約数和(自身を除く): 75166908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 97, 129, 157, 172, 194, 215, 258, 291, 314, 388, 430, 471, 485, 516, 582, 628, 645, 785, 860, 942, 970, 1164, 1290, 1455, 1570, 1884, 1940, 2355, 2580, 2910, 3140, 4171, 4710, 5820, 6751, 8342, 9420, 12513, 13502, 15229, 16684, 20253, 20855, 25026, 27004, 30458, 33755, 40506, 41710, 45687, 50052, 60916, 62565, 67510, 76145, 81012, 83420, 91374, 101265, 125130, 135020, 152290, 182748, 202530, 228435, 250260, 304580, 405060, 456870, 654847, 913740, 1309694, 1964541, 2619388, 3274235, 3929082, 6548470, 7858164, 9822705, 13096940, 19645410, 39290820]

約数ペア:

[(1, 39290820), (2, 19645410), (3, 13096940), (4, 9822705), (5, 7858164), (6, 6548470), (10, 3929082), (12, 3274235), (15, 2619388), (20, 1964541), (30, 1309694), (43, 913740), (60, 654847), (86, 456870), (97, 405060), (129, 304580), (157, 250260), (172, 228435), (194, 202530), (215, 182748), (258, 152290), (291, 135020), (314, 125130), (388, 101265), (430, 91374), (471, 83420), (485, 81012), (516, 76145), (582, 67510), (628, 62565), (645, 60916), (785, 50052), (860, 45687), (942, 41710), (970, 40506), (1164, 33755), (1290, 30458), (1455, 27004), (1570, 25026), (1884, 20855), (1940, 20253), (2355, 16684), (2580, 15229), (2910, 13502), (3140, 12513), (4171, 9420), (4710, 8342), (5820, 6751)]