20589720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10093}}^1$

素因数の和:10124

約数の個数: 64

約数和(自身を含む): 65409120

約数和(自身を除く): 44819400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 10093, 20186, 30279, 40372, 50465, 60558, 80744, 100930, 121116, 151395, 171581, 201860, 242232, 302790, 343162, 403720, 514743, 605580, 686324, 857905, 1029486, 1211160, 1372648, 1715810, 2058972, 2573715, 3431620, 4117944, 5147430, 6863240, 10294860, 20589720]

約数ペア:

[(1, 20589720), (2, 10294860), (3, 6863240), (4, 5147430), (5, 4117944), (6, 3431620), (8, 2573715), (10, 2058972), (12, 1715810), (15, 1372648), (17, 1211160), (20, 1029486), (24, 857905), (30, 686324), (34, 605580), (40, 514743), (51, 403720), (60, 343162), (68, 302790), (85, 242232), (102, 201860), (120, 171581), (136, 151395), (170, 121116), (204, 100930), (255, 80744), (340, 60558), (408, 50465), (510, 40372), (680, 30279), (1020, 20186), (2040, 10093)]