1992260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 4499712

約数和(自身を除く): 2507452

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 71, 92, 115, 122, 142, 230, 244, 284, 305, 355, 460, 610, 710, 1220, 1403, 1420, 1633, 2806, 3266, 4331, 5612, 6532, 7015, 8165, 8662, 14030, 16330, 17324, 21655, 28060, 32660, 43310, 86620, 99613, 199226, 398452, 498065, 996130, 1992260]

約数ペア:

[(1, 1992260), (2, 996130), (4, 498065), (5, 398452), (10, 199226), (20, 99613), (23, 86620), (46, 43310), (61, 32660), (71, 28060), (92, 21655), (115, 17324), (122, 16330), (142, 14030), (230, 8662), (244, 8165), (284, 7015), (305, 6532), (355, 5612), (460, 4331), (610, 3266), (710, 2806), (1220, 1633), (1403, 1420)]