545433220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{6329}}^1$

素因数の和:6508

約数の個数: 48

約数和(自身を含む): 1191052800

約数和(自身を除く): 645619580

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 139, 155, 278, 310, 556, 620, 695, 1390, 2780, 4309, 6329, 8618, 12658, 17236, 21545, 25316, 31645, 43090, 63290, 86180, 126580, 196199, 392398, 784796, 879731, 980995, 1759462, 1961990, 3518924, 3923980, 4398655, 8797310, 17594620, 27271661, 54543322, 109086644, 136358305, 272716610, 545433220]

約数ペア:

[(1, 545433220), (2, 272716610), (4, 136358305), (5, 109086644), (10, 54543322), (20, 27271661), (31, 17594620), (62, 8797310), (124, 4398655), (139, 3923980), (155, 3518924), (278, 1961990), (310, 1759462), (556, 980995), (620, 879731), (695, 784796), (1390, 392398), (2780, 196199), (4309, 126580), (6329, 86180), (8618, 63290), (12658, 43090), (17236, 31645), (21545, 25316)]