20852371710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{883}}^1\times {\mathrm{2003}}^1$

素因数の和:3030

約数の個数: 96

約数和(自身を含む): 54719203968

約数和(自身を除く): 33866832258

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 655, 786, 883, 1179, 1310, 1766, 1965, 2003, 2358, 2649, 3930, 4006, 4415, 5298, 5895, 6009, 7947, 8830, 10015, 11790, 12018, 13245, 15894, 18027, 20030, 26490, 30045, 36054, 39735, 60090, 79470, 90135, 115673, 180270, 231346, 262393, 347019, 524786, 578365, 694038, 787179, 1041057, 1156730, 1311965, 1574358, 1735095, 1768649, 2082114, 2361537, 2623930, 3470190, 3537298, 3935895, 4723074, 5205285, 5305947, 7871790, 8843245, 10410570, 10611894, 11807685, 15917841, 17686490, 23615370, 26529735, 31835682, 53059470, 79589205, 159178410, 231693019, 463386038, 695079057, 1158465095, 1390158114, 2085237171, 2316930190, 3475395285, 4170474342, 6950790570, 10426185855, 20852371710]

約数ペア:

[(1, 20852371710), (2, 10426185855), (3, 6950790570), (5, 4170474342), (6, 3475395285), (9, 2316930190), (10, 2085237171), (15, 1390158114), (18, 1158465095), (30, 695079057), (45, 463386038), (90, 231693019), (131, 159178410), (262, 79589205), (393, 53059470), (655, 31835682), (786, 26529735), (883, 23615370), (1179, 17686490), (1310, 15917841), (1766, 11807685), (1965, 10611894), (2003, 10410570), (2358, 8843245), (2649, 7871790), (3930, 5305947), (4006, 5205285), (4415, 4723074), (5298, 3935895), (5895, 3537298), (6009, 3470190), (7947, 2623930), (8830, 2361537), (10015, 2082114), (11790, 1768649), (12018, 1735095), (13245, 1574358), (15894, 1311965), (18027, 1156730), (20030, 1041057), (26490, 787179), (30045, 694038), (36054, 578365), (39735, 524786), (60090, 347019), (79470, 262393), (90135, 231346), (115673, 180270)]