2893980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 8184960

約数和(自身を除く): 5290980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 347, 417, 556, 694, 695, 834, 1041, 1388, 1390, 1668, 1735, 2082, 2085, 2780, 3470, 4164, 4170, 5205, 6940, 8340, 10410, 20820, 48233, 96466, 144699, 192932, 241165, 289398, 482330, 578796, 723495, 964660, 1446990, 2893980]

約数ペア:

[(1, 2893980), (2, 1446990), (3, 964660), (4, 723495), (5, 578796), (6, 482330), (10, 289398), (12, 241165), (15, 192932), (20, 144699), (30, 96466), (60, 48233), (139, 20820), (278, 10410), (347, 8340), (417, 6940), (556, 5205), (694, 4170), (695, 4164), (834, 3470), (1041, 2780), (1388, 2085), (1390, 2082), (1668, 1735)]