28418600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:459

約数の個数: 96

約数和(自身を含む): 77137920

約数和(自身を除く): 48719320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 53, 56, 70, 100, 106, 140, 175, 200, 212, 265, 280, 350, 371, 383, 424, 530, 700, 742, 766, 1060, 1325, 1400, 1484, 1532, 1855, 1915, 2120, 2650, 2681, 2968, 3064, 3710, 3830, 5300, 5362, 7420, 7660, 9275, 9575, 10600, 10724, 13405, 14840, 15320, 18550, 19150, 20299, 21448, 26810, 37100, 38300, 40598, 53620, 67025, 74200, 76600, 81196, 101495, 107240, 134050, 142093, 162392, 202990, 268100, 284186, 405980, 507475, 536200, 568372, 710465, 811960, 1014950, 1136744, 1420930, 2029900, 2841860, 3552325, 4059800, 5683720, 7104650, 14209300, 28418600]

約数ペア:

[(1, 28418600), (2, 14209300), (4, 7104650), (5, 5683720), (7, 4059800), (8, 3552325), (10, 2841860), (14, 2029900), (20, 1420930), (25, 1136744), (28, 1014950), (35, 811960), (40, 710465), (50, 568372), (53, 536200), (56, 507475), (70, 405980), (100, 284186), (106, 268100), (140, 202990), (175, 162392), (200, 142093), (212, 134050), (265, 107240), (280, 101495), (350, 81196), (371, 76600), (383, 74200), (424, 67025), (530, 53620), (700, 40598), (742, 38300), (766, 37100), (1060, 26810), (1325, 21448), (1400, 20299), (1484, 19150), (1532, 18550), (1855, 15320), (1915, 14840), (2120, 13405), (2650, 10724), (2681, 10600), (2968, 9575), (3064, 9275), (3710, 7660), (3830, 7420), (5300, 5362)]