28367360

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{1583}}^1$

素因数の和:1613

約数の個数: 80

約数和(自身を含む): 77780736

約数和(自身を除く): 49413376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1583, 1792, 2240, 2560, 3166, 3584, 4480, 6332, 7915, 8960, 11081, 12664, 15830, 17920, 22162, 25328, 31660, 44324, 50656, 55405, 63320, 88648, 101312, 110810, 126640, 177296, 202624, 221620, 253280, 354592, 405248, 443240, 506560, 709184, 810496, 886480, 1013120, 1418368, 1772960, 2026240, 2836736, 3545920, 4052480, 5673472, 7091840, 14183680, 28367360]

約数ペア:

[(1, 28367360), (2, 14183680), (4, 7091840), (5, 5673472), (7, 4052480), (8, 3545920), (10, 2836736), (14, 2026240), (16, 1772960), (20, 1418368), (28, 1013120), (32, 886480), (35, 810496), (40, 709184), (56, 506560), (64, 443240), (70, 405248), (80, 354592), (112, 253280), (128, 221620), (140, 202624), (160, 177296), (224, 126640), (256, 110810), (280, 101312), (320, 88648), (448, 63320), (512, 55405), (560, 50656), (640, 44324), (896, 31660), (1120, 25328), (1280, 22162), (1583, 17920), (1792, 15830), (2240, 12664), (2560, 11081), (3166, 8960), (3584, 7915), (4480, 6332)]