19946100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{3911}}^1$

素因数の和:3945

約数の個数: 72

約数和(自身を含む): 61121088

約数和(自身を除く): 41174988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 255, 300, 340, 425, 510, 850, 1020, 1275, 1700, 2550, 3911, 5100, 7822, 11733, 15644, 19555, 23466, 39110, 46932, 58665, 66487, 78220, 97775, 117330, 132974, 195550, 199461, 234660, 265948, 293325, 332435, 391100, 398922, 586650, 664870, 797844, 997305, 1173300, 1329740, 1662175, 1994610, 3324350, 3989220, 4986525, 6648700, 9973050, 19946100]

約数ペア:

[(1, 19946100), (2, 9973050), (3, 6648700), (4, 4986525), (5, 3989220), (6, 3324350), (10, 1994610), (12, 1662175), (15, 1329740), (17, 1173300), (20, 997305), (25, 797844), (30, 664870), (34, 586650), (50, 398922), (51, 391100), (60, 332435), (68, 293325), (75, 265948), (85, 234660), (100, 199461), (102, 195550), (150, 132974), (170, 117330), (204, 97775), (255, 78220), (300, 66487), (340, 58665), (425, 46932), (510, 39110), (850, 23466), (1020, 19555), (1275, 15644), (1700, 11733), (2550, 7822), (3911, 5100)]