2012185840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{13259}}^1$

素因数の和:13550

約数の個数: 80

約数和(自身を含む): 5366799360

約数和(自身を除く): 3354613520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 271, 280, 542, 560, 1084, 1355, 1897, 2168, 2710, 3794, 4336, 5420, 7588, 9485, 10840, 13259, 15176, 18970, 21680, 26518, 30352, 37940, 53036, 66295, 75880, 92813, 106072, 132590, 151760, 185626, 212144, 265180, 371252, 464065, 530360, 742504, 928130, 1060720, 1485008, 1856260, 3593189, 3712520, 7186378, 7425040, 14372756, 17965945, 25152323, 28745512, 35931890, 50304646, 57491024, 71863780, 100609292, 125761615, 143727560, 201218584, 251523230, 287455120, 402437168, 503046460, 1006092920, 2012185840]

約数ペア:

[(1, 2012185840), (2, 1006092920), (4, 503046460), (5, 402437168), (7, 287455120), (8, 251523230), (10, 201218584), (14, 143727560), (16, 125761615), (20, 100609292), (28, 71863780), (35, 57491024), (40, 50304646), (56, 35931890), (70, 28745512), (80, 25152323), (112, 17965945), (140, 14372756), (271, 7425040), (280, 7186378), (542, 3712520), (560, 3593189), (1084, 1856260), (1355, 1485008), (1897, 1060720), (2168, 928130), (2710, 742504), (3794, 530360), (4336, 464065), (5420, 371252), (7588, 265180), (9485, 212144), (10840, 185626), (13259, 151760), (15176, 132590), (18970, 106072), (21680, 92813), (26518, 75880), (30352, 66295), (37940, 53036)]