4065720

素因数分解:

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

素因数の和:2024

約数の個数: 64

約数和(自身を含む): 12921120

約数和(自身を除く): 8855400

約数列:

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

約数ペア:

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