19035760

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 46648800

約数和(自身を除く): 27613040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 59, 74, 80, 109, 118, 148, 185, 218, 236, 295, 296, 370, 436, 472, 545, 590, 592, 740, 872, 944, 1090, 1180, 1480, 1744, 2180, 2183, 2360, 2960, 4033, 4360, 4366, 4720, 6431, 8066, 8720, 8732, 10915, 12862, 16132, 17464, 20165, 21830, 25724, 32155, 32264, 34928, 40330, 43660, 51448, 64310, 64528, 80660, 87320, 102896, 128620, 161320, 174640, 237947, 257240, 322640, 475894, 514480, 951788, 1189735, 1903576, 2379470, 3807152, 4758940, 9517880, 19035760]

約数ペア:

[(1, 19035760), (2, 9517880), (4, 4758940), (5, 3807152), (8, 2379470), (10, 1903576), (16, 1189735), (20, 951788), (37, 514480), (40, 475894), (59, 322640), (74, 257240), (80, 237947), (109, 174640), (118, 161320), (148, 128620), (185, 102896), (218, 87320), (236, 80660), (295, 64528), (296, 64310), (370, 51448), (436, 43660), (472, 40330), (545, 34928), (590, 32264), (592, 32155), (740, 25724), (872, 21830), (944, 20165), (1090, 17464), (1180, 16132), (1480, 12862), (1744, 10915), (2180, 8732), (2183, 8720), (2360, 8066), (2960, 6431), (4033, 4720), (4360, 4366)]