40850320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{613}}^1$

素因数の和:657

約数の個数: 120

約数和(自身を含む): 117173304

約数和(自身を除く): 76322984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 170, 196, 238, 245, 272, 280, 340, 392, 476, 490, 560, 595, 613, 680, 784, 833, 952, 980, 1190, 1226, 1360, 1666, 1904, 1960, 2380, 2452, 3065, 3332, 3920, 4165, 4291, 4760, 4904, 6130, 6664, 8330, 8582, 9520, 9808, 10421, 12260, 13328, 16660, 17164, 20842, 21455, 24520, 30037, 33320, 34328, 41684, 42910, 49040, 52105, 60074, 66640, 68656, 72947, 83368, 85820, 104210, 120148, 145894, 150185, 166736, 171640, 208420, 240296, 291788, 300370, 343280, 364735, 416840, 480592, 510629, 583576, 600740, 729470, 833680, 1021258, 1167152, 1201480, 1458940, 2042516, 2402960, 2553145, 2917880, 4085032, 5106290, 5835760, 8170064, 10212580, 20425160, 40850320]

約数ペア:

[(1, 40850320), (2, 20425160), (4, 10212580), (5, 8170064), (7, 5835760), (8, 5106290), (10, 4085032), (14, 2917880), (16, 2553145), (17, 2402960), (20, 2042516), (28, 1458940), (34, 1201480), (35, 1167152), (40, 1021258), (49, 833680), (56, 729470), (68, 600740), (70, 583576), (80, 510629), (85, 480592), (98, 416840), (112, 364735), (119, 343280), (136, 300370), (140, 291788), (170, 240296), (196, 208420), (238, 171640), (245, 166736), (272, 150185), (280, 145894), (340, 120148), (392, 104210), (476, 85820), (490, 83368), (560, 72947), (595, 68656), (613, 66640), (680, 60074), (784, 52105), (833, 49040), (952, 42910), (980, 41684), (1190, 34328), (1226, 33320), (1360, 30037), (1666, 24520), (1904, 21455), (1960, 20842), (2380, 17164), (2452, 16660), (3065, 13328), (3332, 12260), (3920, 10421), (4165, 9808), (4291, 9520), (4760, 8582), (4904, 8330), (6130, 6664)]