5205740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 11811744

約数和(自身を除く): 6606004

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 251, 305, 340, 502, 610, 1004, 1037, 1220, 1255, 2074, 2510, 4148, 4267, 5020, 5185, 8534, 10370, 15311, 17068, 20740, 21335, 30622, 42670, 61244, 76555, 85340, 153110, 260287, 306220, 520574, 1041148, 1301435, 2602870, 5205740]

約数ペア:

[(1, 5205740), (2, 2602870), (4, 1301435), (5, 1041148), (10, 520574), (17, 306220), (20, 260287), (34, 153110), (61, 85340), (68, 76555), (85, 61244), (122, 42670), (170, 30622), (244, 21335), (251, 20740), (305, 17068), (340, 15311), (502, 10370), (610, 8534), (1004, 5185), (1037, 5020), (1220, 4267), (1255, 4148), (2074, 2510)]