19428960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2381}}^1$

素因数の和:2416

約数の個数: 96

約数和(自身を含む): 64828512

約数和(自身を除く): 45399552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 340, 408, 480, 510, 544, 680, 816, 1020, 1360, 1632, 2040, 2381, 2720, 4080, 4762, 7143, 8160, 9524, 11905, 14286, 19048, 23810, 28572, 35715, 38096, 40477, 47620, 57144, 71430, 76192, 80954, 95240, 114288, 121431, 142860, 161908, 190480, 202385, 228576, 242862, 285720, 323816, 380960, 404770, 485724, 571440, 607155, 647632, 809540, 971448, 1142880, 1214310, 1295264, 1619080, 1942896, 2428620, 3238160, 3885792, 4857240, 6476320, 9714480, 19428960]

約数ペア:

[(1, 19428960), (2, 9714480), (3, 6476320), (4, 4857240), (5, 3885792), (6, 3238160), (8, 2428620), (10, 1942896), (12, 1619080), (15, 1295264), (16, 1214310), (17, 1142880), (20, 971448), (24, 809540), (30, 647632), (32, 607155), (34, 571440), (40, 485724), (48, 404770), (51, 380960), (60, 323816), (68, 285720), (80, 242862), (85, 228576), (96, 202385), (102, 190480), (120, 161908), (136, 142860), (160, 121431), (170, 114288), (204, 95240), (240, 80954), (255, 76192), (272, 71430), (340, 57144), (408, 47620), (480, 40477), (510, 38096), (544, 35715), (680, 28572), (816, 23810), (1020, 19048), (1360, 14286), (1632, 11905), (2040, 9524), (2381, 8160), (2720, 7143), (4080, 4762)]