28783720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6047}}^1$

素因数の和:6082

約数の個数: 64

約数和(自身を含む): 78382080

約数和(自身を除く): 49598360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 6047, 12094, 24188, 30235, 42329, 48376, 60470, 84658, 102799, 120940, 169316, 205598, 211645, 241880, 338632, 411196, 423290, 513995, 719593, 822392, 846580, 1027990, 1439186, 1693160, 2055980, 2878372, 3597965, 4111960, 5756744, 7195930, 14391860, 28783720]

約数ペア:

[(1, 28783720), (2, 14391860), (4, 7195930), (5, 5756744), (7, 4111960), (8, 3597965), (10, 2878372), (14, 2055980), (17, 1693160), (20, 1439186), (28, 1027990), (34, 846580), (35, 822392), (40, 719593), (56, 513995), (68, 423290), (70, 411196), (85, 338632), (119, 241880), (136, 211645), (140, 205598), (170, 169316), (238, 120940), (280, 102799), (340, 84658), (476, 60470), (595, 48376), (680, 42329), (952, 30235), (1190, 24188), (2380, 12094), (4760, 6047)]