28815040

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1699}}^1$

素因数の和:1769

約数の個数: 56

約数和(自身を含む): 69951600

約数和(自身を除く): 41136560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 160, 212, 265, 320, 424, 530, 848, 1060, 1696, 1699, 2120, 3392, 3398, 4240, 6796, 8480, 8495, 13592, 16960, 16990, 27184, 33980, 54368, 67960, 90047, 108736, 135920, 180094, 271840, 360188, 450235, 543680, 720376, 900470, 1440752, 1800940, 2881504, 3601880, 5763008, 7203760, 14407520, 28815040]

約数ペア:

[(1, 28815040), (2, 14407520), (4, 7203760), (5, 5763008), (8, 3601880), (10, 2881504), (16, 1800940), (20, 1440752), (32, 900470), (40, 720376), (53, 543680), (64, 450235), (80, 360188), (106, 271840), (160, 180094), (212, 135920), (265, 108736), (320, 90047), (424, 67960), (530, 54368), (848, 33980), (1060, 27184), (1696, 16990), (1699, 16960), (2120, 13592), (3392, 8495), (3398, 8480), (4240, 6796)]