2543860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 6031872

約数和(自身を除く): 3488012

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 373, 620, 682, 746, 1364, 1492, 1705, 1865, 3410, 3730, 4103, 6820, 7460, 8206, 11563, 16412, 20515, 23126, 41030, 46252, 57815, 82060, 115630, 127193, 231260, 254386, 508772, 635965, 1271930, 2543860]

約数ペア:

[(1, 2543860), (2, 1271930), (4, 635965), (5, 508772), (10, 254386), (11, 231260), (20, 127193), (22, 115630), (31, 82060), (44, 57815), (55, 46252), (62, 41030), (110, 23126), (124, 20515), (155, 16412), (220, 11563), (310, 8206), (341, 7460), (373, 6820), (620, 4103), (682, 3730), (746, 3410), (1364, 1865), (1492, 1705)]