42388240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:464

約数の個数: 80

約数和(自身を含む): 105350400

約数和(自身を除く): 62962160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 79, 80, 95, 152, 158, 190, 304, 316, 353, 380, 395, 632, 706, 760, 790, 1264, 1412, 1501, 1520, 1580, 1765, 2824, 3002, 3160, 3530, 5648, 6004, 6320, 6707, 7060, 7505, 12008, 13414, 14120, 15010, 24016, 26828, 27887, 28240, 30020, 33535, 53656, 55774, 60040, 67070, 107312, 111548, 120080, 134140, 139435, 223096, 268280, 278870, 446192, 529853, 536560, 557740, 1059706, 1115480, 2119412, 2230960, 2649265, 4238824, 5298530, 8477648, 10597060, 21194120, 42388240]

約数ペア:

[(1, 42388240), (2, 21194120), (4, 10597060), (5, 8477648), (8, 5298530), (10, 4238824), (16, 2649265), (19, 2230960), (20, 2119412), (38, 1115480), (40, 1059706), (76, 557740), (79, 536560), (80, 529853), (95, 446192), (152, 278870), (158, 268280), (190, 223096), (304, 139435), (316, 134140), (353, 120080), (380, 111548), (395, 107312), (632, 67070), (706, 60040), (760, 55774), (790, 53656), (1264, 33535), (1412, 30020), (1501, 28240), (1520, 27887), (1580, 26828), (1765, 24016), (2824, 15010), (3002, 14120), (3160, 13414), (3530, 12008), (5648, 7505), (6004, 7060), (6320, 6707)]