61496380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2011}}^1$

素因数の和:2170

約数の個数: 48

約数和(自身を含む): 141966720

約数和(自身を除く): 80470340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2011, 2780, 3058, 4022, 6116, 7645, 8044, 10055, 15290, 20110, 22121, 30580, 40220, 44242, 88484, 110605, 221210, 279529, 442420, 559058, 1118116, 1397645, 2795290, 3074819, 5590580, 6149638, 12299276, 15374095, 30748190, 61496380]

約数ペア:

[(1, 61496380), (2, 30748190), (4, 15374095), (5, 12299276), (10, 6149638), (11, 5590580), (20, 3074819), (22, 2795290), (44, 1397645), (55, 1118116), (110, 559058), (139, 442420), (220, 279529), (278, 221210), (556, 110605), (695, 88484), (1390, 44242), (1529, 40220), (2011, 30580), (2780, 22121), (3058, 20110), (4022, 15290), (6116, 10055), (7645, 8044)]