1389492800

素因数分解:

$2^6\times 5^2\times {\mathrm{19}}^1\times {\mathrm{45707}}^1$

素因数の和:45748

約数の個数: 84

約数和(自身を含む): 3599047920

約数和(自身を除く): 2209555120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 152, 160, 190, 200, 304, 320, 380, 400, 475, 608, 760, 800, 950, 1216, 1520, 1600, 1900, 3040, 3800, 6080, 7600, 15200, 30400, 45707, 91414, 182828, 228535, 365656, 457070, 731312, 868433, 914140, 1142675, 1462624, 1736866, 1828280, 2285350, 2925248, 3473732, 3656560, 4342165, 4570700, 6947464, 7313120, 8684330, 9141400, 13894928, 14626240, 17368660, 18282800, 21710825, 27789856, 34737320, 36565600, 43421650, 55579712, 69474640, 73131200, 86843300, 138949280, 173686600, 277898560, 347373200, 694746400, 1389492800]

約数ペア:

[(1, 1389492800), (2, 694746400), (4, 347373200), (5, 277898560), (8, 173686600), (10, 138949280), (16, 86843300), (19, 73131200), (20, 69474640), (25, 55579712), (32, 43421650), (38, 36565600), (40, 34737320), (50, 27789856), (64, 21710825), (76, 18282800), (80, 17368660), (95, 14626240), (100, 13894928), (152, 9141400), (160, 8684330), (190, 7313120), (200, 6947464), (304, 4570700), (320, 4342165), (380, 3656560), (400, 3473732), (475, 2925248), (608, 2285350), (760, 1828280), (800, 1736866), (950, 1462624), (1216, 1142675), (1520, 914140), (1600, 868433), (1900, 731312), (3040, 457070), (3800, 365656), (6080, 228535), (7600, 182828), (15200, 91414), (30400, 45707)]