1345574980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1\times {\mathrm{1429}}^1$

素因数の和:1573

約数の個数: 72

約数和(自身を含む): 2989186200

約数和(自身を除く): 1643611220

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 529, 890, 1058, 1429, 1780, 2047, 2116, 2645, 2858, 4094, 5290, 5716, 7145, 8188, 10235, 10580, 14290, 20470, 28580, 32867, 40940, 47081, 65734, 94162, 127181, 131468, 164335, 188324, 235405, 254362, 328670, 470810, 508724, 635905, 657340, 755941, 941620, 1271810, 1511882, 2543620, 2925163, 3023764, 3779705, 5850326, 7559410, 11700652, 14625815, 15118820, 29251630, 58503260, 67278749, 134557498, 269114996, 336393745, 672787490, 1345574980]

約数ペア:

[(1, 1345574980), (2, 672787490), (4, 336393745), (5, 269114996), (10, 134557498), (20, 67278749), (23, 58503260), (46, 29251630), (89, 15118820), (92, 14625815), (115, 11700652), (178, 7559410), (230, 5850326), (356, 3779705), (445, 3023764), (460, 2925163), (529, 2543620), (890, 1511882), (1058, 1271810), (1429, 941620), (1780, 755941), (2047, 657340), (2116, 635905), (2645, 508724), (2858, 470810), (4094, 328670), (5290, 254362), (5716, 235405), (7145, 188324), (8188, 164335), (10235, 131468), (10580, 127181), (14290, 94162), (20470, 65734), (28580, 47081), (32867, 40940)]