2011497620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{4999}}^1$

素因数の和:5109

約数の個数: 96

約数和(自身を含む): 4838400000

約数和(自身を除く): 2826902380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 59, 62, 110, 118, 124, 155, 220, 236, 295, 310, 341, 590, 620, 649, 682, 1180, 1298, 1364, 1705, 1829, 2596, 3245, 3410, 3658, 4999, 6490, 6820, 7316, 9145, 9998, 12980, 18290, 19996, 20119, 24995, 36580, 40238, 49990, 54989, 80476, 99980, 100595, 109978, 154969, 201190, 219956, 274945, 294941, 309938, 402380, 549890, 589882, 619876, 774845, 1099780, 1179764, 1474705, 1549690, 1704659, 2949410, 3099380, 3244351, 3409318, 5898820, 6488702, 6818636, 8523295, 9143171, 12977404, 16221755, 17046590, 18286342, 32443510, 34093180, 36572684, 45715855, 64887020, 91431710, 100574881, 182863420, 201149762, 402299524, 502874405, 1005748810, 2011497620]

約数ペア:

[(1, 2011497620), (2, 1005748810), (4, 502874405), (5, 402299524), (10, 201149762), (11, 182863420), (20, 100574881), (22, 91431710), (31, 64887020), (44, 45715855), (55, 36572684), (59, 34093180), (62, 32443510), (110, 18286342), (118, 17046590), (124, 16221755), (155, 12977404), (220, 9143171), (236, 8523295), (295, 6818636), (310, 6488702), (341, 5898820), (590, 3409318), (620, 3244351), (649, 3099380), (682, 2949410), (1180, 1704659), (1298, 1549690), (1364, 1474705), (1705, 1179764), (1829, 1099780), (2596, 774845), (3245, 619876), (3410, 589882), (3658, 549890), (4999, 402380), (6490, 309938), (6820, 294941), (7316, 274945), (9145, 219956), (9998, 201190), (12980, 154969), (18290, 109978), (19996, 100595), (20119, 99980), (24995, 80476), (36580, 54989), (40238, 49990)]