20238960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{1721}}^1$

素因数の和:1751

約数の個数: 120

約数和(自身を含む): 73026576

約数和(自身を除く): 52787616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1721, 1960, 2352, 2940, 3442, 3920, 5163, 5880, 6884, 8605, 10326, 11760, 12047, 13768, 17210, 20652, 24094, 25815, 27536, 34420, 36141, 41304, 48188, 51630, 60235, 68840, 72282, 82608, 84329, 96376, 103260, 120470, 137680, 144564, 168658, 180705, 192752, 206520, 240940, 252987, 289128, 337316, 361410, 413040, 421645, 481880, 505974, 578256, 674632, 722820, 843290, 963760, 1011948, 1264935, 1349264, 1445640, 1686580, 2023896, 2529870, 2891280, 3373160, 4047792, 5059740, 6746320, 10119480, 20238960]

約数ペア:

[(1, 20238960), (2, 10119480), (3, 6746320), (4, 5059740), (5, 4047792), (6, 3373160), (7, 2891280), (8, 2529870), (10, 2023896), (12, 1686580), (14, 1445640), (15, 1349264), (16, 1264935), (20, 1011948), (21, 963760), (24, 843290), (28, 722820), (30, 674632), (35, 578256), (40, 505974), (42, 481880), (48, 421645), (49, 413040), (56, 361410), (60, 337316), (70, 289128), (80, 252987), (84, 240940), (98, 206520), (105, 192752), (112, 180705), (120, 168658), (140, 144564), (147, 137680), (168, 120470), (196, 103260), (210, 96376), (240, 84329), (245, 82608), (280, 72282), (294, 68840), (336, 60235), (392, 51630), (420, 48188), (490, 41304), (560, 36141), (588, 34420), (735, 27536), (784, 25815), (840, 24094), (980, 20652), (1176, 17210), (1470, 13768), (1680, 12047), (1721, 11760), (1960, 10326), (2352, 8605), (2940, 6884), (3442, 5880), (3920, 5163)]