20064120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2741}}^1$

素因数の和:2816

約数の個数: 64

約数和(自身を含む): 61201440

約数和(自身を除く): 41137320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 2741, 3660, 5482, 7320, 8223, 10964, 13705, 16446, 21928, 27410, 32892, 41115, 54820, 65784, 82230, 109640, 164460, 167201, 328920, 334402, 501603, 668804, 836005, 1003206, 1337608, 1672010, 2006412, 2508015, 3344020, 4012824, 5016030, 6688040, 10032060, 20064120]

約数ペア:

[(1, 20064120), (2, 10032060), (3, 6688040), (4, 5016030), (5, 4012824), (6, 3344020), (8, 2508015), (10, 2006412), (12, 1672010), (15, 1337608), (20, 1003206), (24, 836005), (30, 668804), (40, 501603), (60, 334402), (61, 328920), (120, 167201), (122, 164460), (183, 109640), (244, 82230), (305, 65784), (366, 54820), (488, 41115), (610, 32892), (732, 27410), (915, 21928), (1220, 16446), (1464, 13705), (1830, 10964), (2440, 8223), (2741, 7320), (3660, 5482)]