20105959300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{56209}}^1$

素因数の和:56310

約数の個数: 108

約数和(自身を含む): 51449350260

約数和(自身を除く): 31343390960

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 73, 98, 100, 140, 146, 175, 196, 245, 292, 350, 365, 490, 511, 700, 730, 980, 1022, 1225, 1460, 1825, 2044, 2450, 2555, 3577, 3650, 4900, 5110, 7154, 7300, 10220, 12775, 14308, 17885, 25550, 35770, 51100, 56209, 71540, 89425, 112418, 178850, 224836, 281045, 357700, 393463, 562090, 786926, 1124180, 1405225, 1573852, 1967315, 2754241, 2810450, 3934630, 4103257, 5508482, 5620900, 7869260, 8206514, 9836575, 11016964, 13771205, 16413028, 19673150, 20516285, 27542410, 28722799, 39346300, 41032570, 55084820, 57445598, 68856025, 82065140, 102581425, 114891196, 137712050, 143613995, 201059593, 205162850, 275424100, 287227990, 402119186, 410325700, 574455980, 718069975, 804238372, 1005297965, 1436139950, 2010595930, 2872279900, 4021191860, 5026489825, 10052979650, 20105959300]

約数ペア:

[(1, 20105959300), (2, 10052979650), (4, 5026489825), (5, 4021191860), (7, 2872279900), (10, 2010595930), (14, 1436139950), (20, 1005297965), (25, 804238372), (28, 718069975), (35, 574455980), (49, 410325700), (50, 402119186), (70, 287227990), (73, 275424100), (98, 205162850), (100, 201059593), (140, 143613995), (146, 137712050), (175, 114891196), (196, 102581425), (245, 82065140), (292, 68856025), (350, 57445598), (365, 55084820), (490, 41032570), (511, 39346300), (700, 28722799), (730, 27542410), (980, 20516285), (1022, 19673150), (1225, 16413028), (1460, 13771205), (1825, 11016964), (2044, 9836575), (2450, 8206514), (2555, 7869260), (3577, 5620900), (3650, 5508482), (4900, 4103257), (5110, 3934630), (7154, 2810450), (7300, 2754241), (10220, 1967315), (12775, 1573852), (14308, 1405225), (17885, 1124180), (25550, 786926), (35770, 562090), (51100, 393463), (56209, 357700), (71540, 281045), (89425, 224836), (112418, 178850)]