220530880

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{13003}}^1$

素因数の和:13073

約数の個数: 56

約数和(自身を含む): 535088592

約数和(自身を除く): 314557712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 160, 212, 265, 320, 424, 530, 848, 1060, 1696, 2120, 3392, 4240, 8480, 13003, 16960, 26006, 52012, 65015, 104024, 130030, 208048, 260060, 416096, 520120, 689159, 832192, 1040240, 1378318, 2080480, 2756636, 3445795, 4160960, 5513272, 6891590, 11026544, 13783180, 22053088, 27566360, 44106176, 55132720, 110265440, 220530880]

約数ペア:

[(1, 220530880), (2, 110265440), (4, 55132720), (5, 44106176), (8, 27566360), (10, 22053088), (16, 13783180), (20, 11026544), (32, 6891590), (40, 5513272), (53, 4160960), (64, 3445795), (80, 2756636), (106, 2080480), (160, 1378318), (212, 1040240), (265, 832192), (320, 689159), (424, 520120), (530, 416096), (848, 260060), (1060, 208048), (1696, 130030), (2120, 104024), (3392, 65015), (4240, 52012), (8480, 26006), (13003, 16960)]