40507520

素因数分解:

$2^7\times 5^1\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:565

約数の個数: 64

約数和(自身を含む): 97675200

約数和(自身を除く): 57167680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 167, 320, 334, 379, 640, 668, 758, 835, 1336, 1516, 1670, 1895, 2672, 3032, 3340, 3790, 5344, 6064, 6680, 7580, 10688, 12128, 13360, 15160, 21376, 24256, 26720, 30320, 48512, 53440, 60640, 63293, 106880, 121280, 126586, 242560, 253172, 316465, 506344, 632930, 1012688, 1265860, 2025376, 2531720, 4050752, 5063440, 8101504, 10126880, 20253760, 40507520]

約数ペア:

[(1, 40507520), (2, 20253760), (4, 10126880), (5, 8101504), (8, 5063440), (10, 4050752), (16, 2531720), (20, 2025376), (32, 1265860), (40, 1012688), (64, 632930), (80, 506344), (128, 316465), (160, 253172), (167, 242560), (320, 126586), (334, 121280), (379, 106880), (640, 63293), (668, 60640), (758, 53440), (835, 48512), (1336, 30320), (1516, 26720), (1670, 24256), (1895, 21376), (2672, 15160), (3032, 13360), (3340, 12128), (3790, 10688), (5344, 7580), (6064, 6680)]