40657920

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{2647}}^1$

素因数の和:2675

約数の個数: 88

約数和(自身を含む): 130090944

約数和(自身を除く): 89433024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2560, 2647, 3072, 3840, 5120, 5294, 7680, 7941, 10588, 13235, 15360, 15882, 21176, 26470, 31764, 39705, 42352, 52940, 63528, 79410, 84704, 105880, 127056, 158820, 169408, 211760, 254112, 317640, 338816, 423520, 508224, 635280, 677632, 847040, 1016448, 1270560, 1355264, 1694080, 2032896, 2541120, 2710528, 3388160, 4065792, 5082240, 6776320, 8131584, 10164480, 13552640, 20328960, 40657920]

約数ペア:

[(1, 40657920), (2, 20328960), (3, 13552640), (4, 10164480), (5, 8131584), (6, 6776320), (8, 5082240), (10, 4065792), (12, 3388160), (15, 2710528), (16, 2541120), (20, 2032896), (24, 1694080), (30, 1355264), (32, 1270560), (40, 1016448), (48, 847040), (60, 677632), (64, 635280), (80, 508224), (96, 423520), (120, 338816), (128, 317640), (160, 254112), (192, 211760), (240, 169408), (256, 158820), (320, 127056), (384, 105880), (480, 84704), (512, 79410), (640, 63528), (768, 52940), (960, 42352), (1024, 39705), (1280, 31764), (1536, 26470), (1920, 21176), (2560, 15882), (2647, 15360), (3072, 13235), (3840, 10588), (5120, 7941), (5294, 7680)]