20854202910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1284917}}^1$

素因数の和:1285468

約数の個数: 32

約数和(自身を含む): 50142640032

約数和(自身を除く): 29288437122

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 541, 1082, 1623, 2705, 3246, 5410, 8115, 16230, 1284917, 2569834, 3854751, 6424585, 7709502, 12849170, 19273755, 38547510, 695140097, 1390280194, 2085420291, 3475700485, 4170840582, 6951400970, 10427101455, 20854202910]

約数ペア:

[(1, 20854202910), (2, 10427101455), (3, 6951400970), (5, 4170840582), (6, 3475700485), (10, 2085420291), (15, 1390280194), (30, 695140097), (541, 38547510), (1082, 19273755), (1623, 12849170), (2705, 7709502), (3246, 6424585), (5410, 3854751), (8115, 2569834), (16230, 1284917)]