56227220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1801}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 135625728

約数和(自身を除く): 79398508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 892, 1115, 1561, 1801, 2230, 3122, 3602, 4460, 6244, 7204, 7805, 9005, 12607, 15610, 18010, 25214, 31220, 36020, 50428, 63035, 126070, 252140, 401623, 803246, 1606492, 2008115, 2811361, 4016230, 5622722, 8032460, 11245444, 14056805, 28113610, 56227220]

約数ペア:

[(1, 56227220), (2, 28113610), (4, 14056805), (5, 11245444), (7, 8032460), (10, 5622722), (14, 4016230), (20, 2811361), (28, 2008115), (35, 1606492), (70, 803246), (140, 401623), (223, 252140), (446, 126070), (892, 63035), (1115, 50428), (1561, 36020), (1801, 31220), (2230, 25214), (3122, 18010), (3602, 15610), (4460, 12607), (6244, 9005), (7204, 7805)]