2102455760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{26573}}^1$

素因数の和:26652

約数の個数: 80

約数和(自身を含む): 5219558784

約数和(自身を除く): 3117103024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 43, 46, 80, 86, 92, 115, 172, 184, 215, 230, 344, 368, 430, 460, 688, 860, 920, 989, 1720, 1840, 1978, 3440, 3956, 4945, 7912, 9890, 15824, 19780, 26573, 39560, 53146, 79120, 106292, 132865, 212584, 265730, 425168, 531460, 611179, 1062920, 1142639, 1222358, 2125840, 2285278, 2444716, 3055895, 4570556, 4889432, 5713195, 6111790, 9141112, 9778864, 11426390, 12223580, 18282224, 22852780, 24447160, 26280697, 45705560, 48894320, 52561394, 91411120, 105122788, 131403485, 210245576, 262806970, 420491152, 525613940, 1051227880, 2102455760]

約数ペア:

[(1, 2102455760), (2, 1051227880), (4, 525613940), (5, 420491152), (8, 262806970), (10, 210245576), (16, 131403485), (20, 105122788), (23, 91411120), (40, 52561394), (43, 48894320), (46, 45705560), (80, 26280697), (86, 24447160), (92, 22852780), (115, 18282224), (172, 12223580), (184, 11426390), (215, 9778864), (230, 9141112), (344, 6111790), (368, 5713195), (430, 4889432), (460, 4570556), (688, 3055895), (860, 2444716), (920, 2285278), (989, 2125840), (1720, 1222358), (1840, 1142639), (1978, 1062920), (3440, 611179), (3956, 531460), (4945, 425168), (7912, 265730), (9890, 212584), (15824, 132865), (19780, 106292), (26573, 79120), (39560, 53146)]