40502560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1$

素因数の和:123

約数の個数: 144

約数和(自身を含む): 115891776

約数和(自身を除く): 75389216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 43, 56, 58, 70, 80, 86, 112, 116, 140, 145, 160, 172, 203, 215, 224, 232, 280, 290, 301, 344, 406, 430, 464, 560, 580, 602, 688, 812, 841, 860, 928, 1015, 1120, 1160, 1204, 1247, 1376, 1505, 1624, 1682, 1720, 2030, 2320, 2408, 2494, 3010, 3248, 3364, 3440, 4060, 4205, 4640, 4816, 4988, 5887, 6020, 6235, 6496, 6728, 6880, 8120, 8410, 8729, 9632, 9976, 11774, 12040, 12470, 13456, 16240, 16820, 17458, 19952, 23548, 24080, 24940, 26912, 29435, 32480, 33640, 34916, 36163, 39904, 43645, 47096, 48160, 49880, 58870, 67280, 69832, 72326, 87290, 94192, 99760, 117740, 134560, 139664, 144652, 174580, 180815, 188384, 199520, 235480, 253141, 279328, 289304, 349160, 361630, 470960, 506282, 578608, 698320, 723260, 941920, 1012564, 1157216, 1265705, 1396640, 1446520, 2025128, 2531410, 2893040, 4050256, 5062820, 5786080, 8100512, 10125640, 20251280, 40502560]

約数ペア:

[(1, 40502560), (2, 20251280), (4, 10125640), (5, 8100512), (7, 5786080), (8, 5062820), (10, 4050256), (14, 2893040), (16, 2531410), (20, 2025128), (28, 1446520), (29, 1396640), (32, 1265705), (35, 1157216), (40, 1012564), (43, 941920), (56, 723260), (58, 698320), (70, 578608), (80, 506282), (86, 470960), (112, 361630), (116, 349160), (140, 289304), (145, 279328), (160, 253141), (172, 235480), (203, 199520), (215, 188384), (224, 180815), (232, 174580), (280, 144652), (290, 139664), (301, 134560), (344, 117740), (406, 99760), (430, 94192), (464, 87290), (560, 72326), (580, 69832), (602, 67280), (688, 58870), (812, 49880), (841, 48160), (860, 47096), (928, 43645), (1015, 39904), (1120, 36163), (1160, 34916), (1204, 33640), (1247, 32480), (1376, 29435), (1505, 26912), (1624, 24940), (1682, 24080), (1720, 23548), (2030, 19952), (2320, 17458), (2408, 16820), (2494, 16240), (3010, 13456), (3248, 12470), (3364, 12040), (3440, 11774), (4060, 9976), (4205, 9632), (4640, 8729), (4816, 8410), (4988, 8120), (5887, 6880), (6020, 6728), (6235, 6496)]