2586136180

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{6211}}^1$

素因数の和:6520

約数の個数: 48

約数和(自身を含む): 5510292480

約数和(自身を除く): 2924156300

約数列:

[1, 2, 4, 5, 10, 20, 109, 191, 218, 382, 436, 545, 764, 955, 1090, 1910, 2180, 3820, 6211, 12422, 20819, 24844, 31055, 41638, 62110, 83276, 104095, 124220, 208190, 416380, 676999, 1186301, 1353998, 2372602, 2707996, 3384995, 4745204, 5931505, 6769990, 11863010, 13539980, 23726020, 129306809, 258613618, 517227236, 646534045, 1293068090, 2586136180]

約数ペア:

[(1, 2586136180), (2, 1293068090), (4, 646534045), (5, 517227236), (10, 258613618), (20, 129306809), (109, 23726020), (191, 13539980), (218, 11863010), (382, 6769990), (436, 5931505), (545, 4745204), (764, 3384995), (955, 2707996), (1090, 2372602), (1910, 1353998), (2180, 1186301), (3820, 676999), (6211, 416380), (12422, 208190), (20819, 124220), (24844, 104095), (31055, 83276), (41638, 62110)]