1780432008

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{2004991}}^1$

素因数の和:2005037

約数の個数: 32

約数和(自身を含む): 4571381760

約数和(自身を除く): 2790949752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 2004991, 4009982, 6014973, 8019964, 12029946, 16039928, 24059892, 48119784, 74184667, 148369334, 222554001, 296738668, 445108002, 593477336, 890216004, 1780432008]

約数ペア:

[(1, 1780432008), (2, 890216004), (3, 593477336), (4, 445108002), (6, 296738668), (8, 222554001), (12, 148369334), (24, 74184667), (37, 48119784), (74, 24059892), (111, 16039928), (148, 12029946), (222, 8019964), (296, 6014973), (444, 4009982), (888, 2004991)]