15753380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 34639920

約数和(自身を除く): 18886540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 157, 173, 290, 314, 346, 580, 628, 692, 785, 865, 1570, 1730, 3140, 3460, 4553, 5017, 9106, 10034, 18212, 20068, 22765, 25085, 27161, 45530, 50170, 54322, 91060, 100340, 108644, 135805, 271610, 543220, 787669, 1575338, 3150676, 3938345, 7876690, 15753380]

約数ペア:

[(1, 15753380), (2, 7876690), (4, 3938345), (5, 3150676), (10, 1575338), (20, 787669), (29, 543220), (58, 271610), (116, 135805), (145, 108644), (157, 100340), (173, 91060), (290, 54322), (314, 50170), (346, 45530), (580, 27161), (628, 25085), (692, 22765), (785, 20068), (865, 18212), (1570, 10034), (1730, 9106), (3140, 5017), (3460, 4553)]