964740620

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{5689}}^1$

素因数の和:5898

約数の個数: 48

約数和(自身を含む): 2074346400

約数和(自身を除く): 1109605780

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 139, 244, 278, 305, 556, 610, 695, 1220, 1390, 2780, 5689, 8479, 11378, 16958, 22756, 28445, 33916, 42395, 56890, 84790, 113780, 169580, 347029, 694058, 790771, 1388116, 1581542, 1735145, 3163084, 3470290, 3953855, 6940580, 7907710, 15815420, 48237031, 96474062, 192948124, 241185155, 482370310, 964740620]

約数ペア:

[(1, 964740620), (2, 482370310), (4, 241185155), (5, 192948124), (10, 96474062), (20, 48237031), (61, 15815420), (122, 7907710), (139, 6940580), (244, 3953855), (278, 3470290), (305, 3163084), (556, 1735145), (610, 1581542), (695, 1388116), (1220, 790771), (1390, 694058), (2780, 347029), (5689, 169580), (8479, 113780), (11378, 84790), (16958, 56890), (22756, 42395), (28445, 33916)]