20708550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2707}}^1$

素因数の和:2742

約数の個数: 72

約数和(自身を含む): 58931496

約数和(自身を除く): 38222946

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 75, 85, 90, 102, 150, 153, 170, 225, 255, 306, 425, 450, 510, 765, 850, 1275, 1530, 2550, 2707, 3825, 5414, 7650, 8121, 13535, 16242, 24363, 27070, 40605, 46019, 48726, 67675, 81210, 92038, 121815, 135350, 138057, 203025, 230095, 243630, 276114, 406050, 414171, 460190, 609075, 690285, 828342, 1150475, 1218150, 1380570, 2070855, 2300950, 3451425, 4141710, 6902850, 10354275, 20708550]

約数ペア:

[(1, 20708550), (2, 10354275), (3, 6902850), (5, 4141710), (6, 3451425), (9, 2300950), (10, 2070855), (15, 1380570), (17, 1218150), (18, 1150475), (25, 828342), (30, 690285), (34, 609075), (45, 460190), (50, 414171), (51, 406050), (75, 276114), (85, 243630), (90, 230095), (102, 203025), (150, 138057), (153, 135350), (170, 121815), (225, 92038), (255, 81210), (306, 67675), (425, 48726), (450, 46019), (510, 40605), (765, 27070), (850, 24363), (1275, 16242), (1530, 13535), (2550, 8121), (2707, 7650), (3825, 5414)]