40855760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2731}}^1$

素因数の和:2772

約数の個数: 80

約数和(自身を含む): 109760832

約数和(自身を除く): 68905072

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2731, 2992, 3740, 5462, 7480, 10924, 13655, 14960, 21848, 27310, 30041, 43696, 46427, 54620, 60082, 92854, 109240, 120164, 150205, 185708, 218480, 232135, 240328, 300410, 371416, 464270, 480656, 510697, 600820, 742832, 928540, 1021394, 1201640, 1857080, 2042788, 2403280, 2553485, 3714160, 4085576, 5106970, 8171152, 10213940, 20427880, 40855760]

約数ペア:

[(1, 40855760), (2, 20427880), (4, 10213940), (5, 8171152), (8, 5106970), (10, 4085576), (11, 3714160), (16, 2553485), (17, 2403280), (20, 2042788), (22, 1857080), (34, 1201640), (40, 1021394), (44, 928540), (55, 742832), (68, 600820), (80, 510697), (85, 480656), (88, 464270), (110, 371416), (136, 300410), (170, 240328), (176, 232135), (187, 218480), (220, 185708), (272, 150205), (340, 120164), (374, 109240), (440, 92854), (680, 60082), (748, 54620), (880, 46427), (935, 43696), (1360, 30041), (1496, 27310), (1870, 21848), (2731, 14960), (2992, 13655), (3740, 10924), (5462, 7480)]