39394040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 104652000

約数和(自身を除く): 65257960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 101, 140, 196, 199, 202, 245, 280, 392, 398, 404, 490, 505, 707, 796, 808, 980, 995, 1010, 1393, 1414, 1592, 1960, 1990, 2020, 2786, 2828, 3535, 3980, 4040, 4949, 5572, 5656, 6965, 7070, 7960, 9751, 9898, 11144, 13930, 14140, 19502, 19796, 20099, 24745, 27860, 28280, 39004, 39592, 40198, 48755, 49490, 55720, 78008, 80396, 97510, 98980, 100495, 140693, 160792, 195020, 197960, 200990, 281386, 390040, 401980, 562772, 703465, 803960, 984851, 1125544, 1406930, 1969702, 2813860, 3939404, 4924255, 5627720, 7878808, 9848510, 19697020, 39394040]

約数ペア:

[(1, 39394040), (2, 19697020), (4, 9848510), (5, 7878808), (7, 5627720), (8, 4924255), (10, 3939404), (14, 2813860), (20, 1969702), (28, 1406930), (35, 1125544), (40, 984851), (49, 803960), (56, 703465), (70, 562772), (98, 401980), (101, 390040), (140, 281386), (196, 200990), (199, 197960), (202, 195020), (245, 160792), (280, 140693), (392, 100495), (398, 98980), (404, 97510), (490, 80396), (505, 78008), (707, 55720), (796, 49490), (808, 48755), (980, 40198), (995, 39592), (1010, 39004), (1393, 28280), (1414, 27860), (1592, 24745), (1960, 20099), (1990, 19796), (2020, 19502), (2786, 14140), (2828, 13930), (3535, 11144), (3980, 9898), (4040, 9751), (4949, 7960), (5572, 7070), (5656, 6965)]