40529920

素因数分解:

$2^{12}\times 5^1\times {\mathrm{1979}}^1$

素因数の和:2008

約数の個数: 52

約数和(自身を含む): 97309080

約数和(自身を除く): 56779160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 1979, 2048, 2560, 3958, 4096, 5120, 7916, 9895, 10240, 15832, 19790, 20480, 31664, 39580, 63328, 79160, 126656, 158320, 253312, 316640, 506624, 633280, 1013248, 1266560, 2026496, 2533120, 4052992, 5066240, 8105984, 10132480, 20264960, 40529920]

約数ペア:

[(1, 40529920), (2, 20264960), (4, 10132480), (5, 8105984), (8, 5066240), (10, 4052992), (16, 2533120), (20, 2026496), (32, 1266560), (40, 1013248), (64, 633280), (80, 506624), (128, 316640), (160, 253312), (256, 158320), (320, 126656), (512, 79160), (640, 63328), (1024, 39580), (1280, 31664), (1979, 20480), (2048, 19790), (2560, 15832), (3958, 10240), (4096, 9895), (5120, 7916)]