8131440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1993}}^1$

素因数の和:2026

約数の個数: 80

約数和(自身を含む): 26703648

約数和(自身を除く): 18572208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 1993, 2040, 3986, 4080, 5979, 7972, 9965, 11958, 15944, 19930, 23916, 29895, 31888, 33881, 39860, 47832, 59790, 67762, 79720, 95664, 101643, 119580, 135524, 159440, 169405, 203286, 239160, 271048, 338810, 406572, 478320, 508215, 542096, 677620, 813144, 1016430, 1355240, 1626288, 2032860, 2710480, 4065720, 8131440]

約数ペア:

[(1, 8131440), (2, 4065720), (3, 2710480), (4, 2032860), (5, 1626288), (6, 1355240), (8, 1016430), (10, 813144), (12, 677620), (15, 542096), (16, 508215), (17, 478320), (20, 406572), (24, 338810), (30, 271048), (34, 239160), (40, 203286), (48, 169405), (51, 159440), (60, 135524), (68, 119580), (80, 101643), (85, 95664), (102, 79720), (120, 67762), (136, 59790), (170, 47832), (204, 39860), (240, 33881), (255, 31888), (272, 29895), (340, 23916), (408, 19930), (510, 15944), (680, 11958), (816, 9965), (1020, 7972), (1360, 5979), (1993, 4080), (2040, 3986)]