27539740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 64103760

約数和(自身を除く): 36564020

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 137, 190, 230, 274, 380, 437, 460, 529, 548, 685, 874, 1058, 1370, 1748, 2116, 2185, 2603, 2645, 2740, 3151, 4370, 5206, 5290, 6302, 8740, 10051, 10412, 10580, 12604, 13015, 15755, 20102, 26030, 31510, 40204, 50255, 52060, 59869, 63020, 72473, 100510, 119738, 144946, 201020, 239476, 289892, 299345, 362365, 598690, 724730, 1197380, 1376987, 1449460, 2753974, 5507948, 6884935, 13769870, 27539740]

約数ペア:

[(1, 27539740), (2, 13769870), (4, 6884935), (5, 5507948), (10, 2753974), (19, 1449460), (20, 1376987), (23, 1197380), (38, 724730), (46, 598690), (76, 362365), (92, 299345), (95, 289892), (115, 239476), (137, 201020), (190, 144946), (230, 119738), (274, 100510), (380, 72473), (437, 63020), (460, 59869), (529, 52060), (548, 50255), (685, 40204), (874, 31510), (1058, 26030), (1370, 20102), (1748, 15755), (2116, 13015), (2185, 12604), (2603, 10580), (2645, 10412), (2740, 10051), (3151, 8740), (4370, 6302), (5206, 5290)]