1036775240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{1609}}^1$

素因数の和:1890

約数の個数: 64

約数和(自身を含む): 2373462000

約数和(自身を除く): 1336686760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 181, 356, 362, 445, 712, 724, 890, 905, 1448, 1609, 1780, 1810, 3218, 3560, 3620, 6436, 7240, 8045, 12872, 16090, 16109, 32180, 32218, 64360, 64436, 80545, 128872, 143201, 161090, 286402, 291229, 322180, 572804, 582458, 644360, 716005, 1145608, 1164916, 1432010, 1456145, 2329832, 2864020, 2912290, 5728040, 5824580, 11649160, 25919381, 51838762, 103677524, 129596905, 207355048, 259193810, 518387620, 1036775240]

約数ペア:

[(1, 1036775240), (2, 518387620), (4, 259193810), (5, 207355048), (8, 129596905), (10, 103677524), (20, 51838762), (40, 25919381), (89, 11649160), (178, 5824580), (181, 5728040), (356, 2912290), (362, 2864020), (445, 2329832), (712, 1456145), (724, 1432010), (890, 1164916), (905, 1145608), (1448, 716005), (1609, 644360), (1780, 582458), (1810, 572804), (3218, 322180), (3560, 291229), (3620, 286402), (6436, 161090), (7240, 143201), (8045, 128872), (12872, 80545), (16090, 64436), (16109, 64360), (32180, 32218)]