20089635560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{44879}}^1$

素因数の和:44959

約数の個数: 96

約数和(自身を含む): 49245926400

約数和(自身を除く): 29156290840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 361, 380, 589, 620, 722, 760, 1178, 1240, 1444, 1805, 2356, 2888, 2945, 3610, 4712, 5890, 7220, 11191, 11780, 14440, 22382, 23560, 44764, 44879, 55955, 89528, 89758, 111910, 179516, 223820, 224395, 359032, 447640, 448790, 852701, 897580, 1391249, 1705402, 1795160, 2782498, 3410804, 4263505, 5564996, 6821608, 6956245, 8527010, 11129992, 13912490, 16201319, 17054020, 26433731, 27824980, 32402638, 34108040, 52867462, 55649960, 64805276, 81006595, 105734924, 129610552, 132168655, 162013190, 211469848, 264337310, 324026380, 502240889, 528674620, 648052760, 1004481778, 1057349240, 2008963556, 2511204445, 4017927112, 5022408890, 10044817780, 20089635560]

約数ペア:

[(1, 20089635560), (2, 10044817780), (4, 5022408890), (5, 4017927112), (8, 2511204445), (10, 2008963556), (19, 1057349240), (20, 1004481778), (31, 648052760), (38, 528674620), (40, 502240889), (62, 324026380), (76, 264337310), (95, 211469848), (124, 162013190), (152, 132168655), (155, 129610552), (190, 105734924), (248, 81006595), (310, 64805276), (361, 55649960), (380, 52867462), (589, 34108040), (620, 32402638), (722, 27824980), (760, 26433731), (1178, 17054020), (1240, 16201319), (1444, 13912490), (1805, 11129992), (2356, 8527010), (2888, 6956245), (2945, 6821608), (3610, 5564996), (4712, 4263505), (5890, 3410804), (7220, 2782498), (11191, 1795160), (11780, 1705402), (14440, 1391249), (22382, 897580), (23560, 852701), (44764, 448790), (44879, 447640), (55955, 359032), (89528, 224395), (89758, 223820), (111910, 179516)]