2810193518860

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31511477}}^1$

素因数の和:31511520

約数の個数: 96

約数和(自身を含む): 7411499625600

約数和(自身を除く): 4601306106740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 343, 364, 455, 490, 637, 686, 910, 980, 1274, 1372, 1715, 1820, 2548, 3185, 3430, 4459, 6370, 6860, 8918, 12740, 17836, 22295, 44590, 89180, 31511477, 63022954, 126045908, 157557385, 220580339, 315114770, 409649201, 441160678, 630229540, 819298402, 882321356, 1102901695, 1544062373, 1638596804, 2048246005, 2205803390, 2867544407, 3088124746, 4096492010, 4411606780, 5735088814, 6176249492, 7720311865, 8192984020, 10808436611, 11470177628, 14337722035, 15440623730, 20072810849, 21616873222, 28675444070, 30881247460, 40145621698, 43233746444, 54042183055, 57350888140, 80291243396, 100364054245, 108084366110, 140509675943, 200728108490, 216168732220, 281019351886, 401456216980, 562038703772, 702548379715, 1405096759430, 2810193518860]

約数ペア:

[(1, 2810193518860), (2, 1405096759430), (4, 702548379715), (5, 562038703772), (7, 401456216980), (10, 281019351886), (13, 216168732220), (14, 200728108490), (20, 140509675943), (26, 108084366110), (28, 100364054245), (35, 80291243396), (49, 57350888140), (52, 54042183055), (65, 43233746444), (70, 40145621698), (91, 30881247460), (98, 28675444070), (130, 21616873222), (140, 20072810849), (182, 15440623730), (196, 14337722035), (245, 11470177628), (260, 10808436611), (343, 8192984020), (364, 7720311865), (455, 6176249492), (490, 5735088814), (637, 4411606780), (686, 4096492010), (910, 3088124746), (980, 2867544407), (1274, 2205803390), (1372, 2048246005), (1715, 1638596804), (1820, 1544062373), (2548, 1102901695), (3185, 882321356), (3430, 819298402), (4459, 630229540), (6370, 441160678), (6860, 409649201), (8918, 315114770), (12740, 220580339), (17836, 157557385), (22295, 126045908), (44590, 63022954), (89180, 31511477)]