569084980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{1021}}^1$

素因数の和:1121

約数の個数: 72

約数和(自身を含む): 1278705960

約数和(自身を除く): 709620980

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 961, 1021, 1798, 1922, 2042, 3596, 3844, 4084, 4495, 4805, 5105, 8990, 9610, 10210, 17980, 19220, 20420, 27869, 29609, 31651, 55738, 59218, 63302, 111476, 118436, 126604, 139345, 148045, 158255, 278690, 296090, 316510, 557380, 592180, 633020, 917879, 981181, 1835758, 1962362, 3671516, 3924724, 4589395, 4905905, 9178790, 9811810, 18357580, 19623620, 28454249, 56908498, 113816996, 142271245, 284542490, 569084980]

約数ペア:

[(1, 569084980), (2, 284542490), (4, 142271245), (5, 113816996), (10, 56908498), (20, 28454249), (29, 19623620), (31, 18357580), (58, 9811810), (62, 9178790), (116, 4905905), (124, 4589395), (145, 3924724), (155, 3671516), (290, 1962362), (310, 1835758), (580, 981181), (620, 917879), (899, 633020), (961, 592180), (1021, 557380), (1798, 316510), (1922, 296090), (2042, 278690), (3596, 158255), (3844, 148045), (4084, 139345), (4495, 126604), (4805, 118436), (5105, 111476), (8990, 63302), (9610, 59218), (10210, 55738), (17980, 31651), (19220, 29609), (20420, 27869)]