2630920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 6473520

約数和(自身を除く): 3842600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 73, 85, 106, 136, 146, 170, 212, 265, 292, 340, 365, 424, 530, 584, 680, 730, 901, 1060, 1241, 1460, 1802, 2120, 2482, 2920, 3604, 3869, 4505, 4964, 6205, 7208, 7738, 9010, 9928, 12410, 15476, 18020, 19345, 24820, 30952, 36040, 38690, 49640, 65773, 77380, 131546, 154760, 263092, 328865, 526184, 657730, 1315460, 2630920]

約数ペア:

[(1, 2630920), (2, 1315460), (4, 657730), (5, 526184), (8, 328865), (10, 263092), (17, 154760), (20, 131546), (34, 77380), (40, 65773), (53, 49640), (68, 38690), (73, 36040), (85, 30952), (106, 24820), (136, 19345), (146, 18020), (170, 15476), (212, 12410), (265, 9928), (292, 9010), (340, 7738), (365, 7208), (424, 6205), (530, 4964), (584, 4505), (680, 3869), (730, 3604), (901, 2920), (1060, 2482), (1241, 2120), (1460, 1802)]