20253960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:587

約数の個数: 96

約数和(自身を含む): 66493440

約数和(自身を除く): 46239480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 127, 180, 254, 360, 381, 443, 508, 635, 762, 886, 1016, 1143, 1270, 1329, 1524, 1772, 1905, 2215, 2286, 2540, 2658, 3048, 3544, 3810, 3987, 4430, 4572, 5080, 5316, 5715, 6645, 7620, 7974, 8860, 9144, 10632, 11430, 13290, 15240, 15948, 17720, 19935, 22860, 26580, 31896, 39870, 45720, 53160, 56261, 79740, 112522, 159480, 168783, 225044, 281305, 337566, 450088, 506349, 562610, 675132, 843915, 1012698, 1125220, 1350264, 1687830, 2025396, 2250440, 2531745, 3375660, 4050792, 5063490, 6751320, 10126980, 20253960]

約数ペア:

[(1, 20253960), (2, 10126980), (3, 6751320), (4, 5063490), (5, 4050792), (6, 3375660), (8, 2531745), (9, 2250440), (10, 2025396), (12, 1687830), (15, 1350264), (18, 1125220), (20, 1012698), (24, 843915), (30, 675132), (36, 562610), (40, 506349), (45, 450088), (60, 337566), (72, 281305), (90, 225044), (120, 168783), (127, 159480), (180, 112522), (254, 79740), (360, 56261), (381, 53160), (443, 45720), (508, 39870), (635, 31896), (762, 26580), (886, 22860), (1016, 19935), (1143, 17720), (1270, 15948), (1329, 15240), (1524, 13290), (1772, 11430), (1905, 10632), (2215, 9144), (2286, 8860), (2540, 7974), (2658, 7620), (3048, 6645), (3544, 5715), (3810, 5316), (3987, 5080), (4430, 4572)]