4940650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:727

約数の個数: 48

約数和(自身を含む): 10811808

約数和(自身を除く): 5871158

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 691, 715, 1382, 1430, 3455, 3575, 6910, 7150, 7601, 8983, 15202, 17275, 17966, 34550, 38005, 44915, 76010, 89830, 98813, 190025, 197626, 224575, 380050, 449150, 494065, 988130, 2470325, 4940650]

約数ペア:

[(1, 4940650), (2, 2470325), (5, 988130), (10, 494065), (11, 449150), (13, 380050), (22, 224575), (25, 197626), (26, 190025), (50, 98813), (55, 89830), (65, 76010), (110, 44915), (130, 38005), (143, 34550), (275, 17966), (286, 17275), (325, 15202), (550, 8983), (650, 7601), (691, 7150), (715, 6910), (1382, 3575), (1430, 3455)]