20346450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 54639360

約数和(自身を除く): 34292910

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 79, 85, 101, 102, 150, 158, 170, 202, 237, 255, 303, 395, 425, 474, 505, 510, 606, 790, 850, 1010, 1185, 1275, 1343, 1515, 1717, 1975, 2370, 2525, 2550, 2686, 3030, 3434, 3950, 4029, 5050, 5151, 5925, 6715, 7575, 7979, 8058, 8585, 10302, 11850, 13430, 15150, 15958, 17170, 20145, 23937, 25755, 33575, 39895, 40290, 42925, 47874, 51510, 67150, 79790, 85850, 100725, 119685, 128775, 135643, 199475, 201450, 239370, 257550, 271286, 398950, 406929, 598425, 678215, 813858, 1196850, 1356430, 2034645, 3391075, 4069290, 6782150, 10173225, 20346450]

約数ペア:

[(1, 20346450), (2, 10173225), (3, 6782150), (5, 4069290), (6, 3391075), (10, 2034645), (15, 1356430), (17, 1196850), (25, 813858), (30, 678215), (34, 598425), (50, 406929), (51, 398950), (75, 271286), (79, 257550), (85, 239370), (101, 201450), (102, 199475), (150, 135643), (158, 128775), (170, 119685), (202, 100725), (237, 85850), (255, 79790), (303, 67150), (395, 51510), (425, 47874), (474, 42925), (505, 40290), (510, 39895), (606, 33575), (790, 25755), (850, 23937), (1010, 20145), (1185, 17170), (1275, 15958), (1343, 15150), (1515, 13430), (1717, 11850), (1975, 10302), (2370, 8585), (2525, 8058), (2550, 7979), (2686, 7575), (3030, 6715), (3434, 5925), (3950, 5151), (4029, 5050)]