39700980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20051}}^1$

素因数の和:20077

約数の個数: 72

約数和(自身を含む): 131380704

約数和(自身を除く): 91679724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 20051, 40102, 60153, 80204, 100255, 120306, 180459, 200510, 220561, 240612, 300765, 360918, 401020, 441122, 601530, 661683, 721836, 882244, 902295, 1102805, 1203060, 1323366, 1804590, 1985049, 2205610, 2646732, 3308415, 3609180, 3970098, 4411220, 6616830, 7940196, 9925245, 13233660, 19850490, 39700980]

約数ペア:

[(1, 39700980), (2, 19850490), (3, 13233660), (4, 9925245), (5, 7940196), (6, 6616830), (9, 4411220), (10, 3970098), (11, 3609180), (12, 3308415), (15, 2646732), (18, 2205610), (20, 1985049), (22, 1804590), (30, 1323366), (33, 1203060), (36, 1102805), (44, 902295), (45, 882244), (55, 721836), (60, 661683), (66, 601530), (90, 441122), (99, 401020), (110, 360918), (132, 300765), (165, 240612), (180, 220561), (198, 200510), (220, 180459), (330, 120306), (396, 100255), (495, 80204), (660, 60153), (990, 40102), (1980, 20051)]