1294790840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{159457}}^1$

素因数の和:159504

約数の個数: 64

約数和(自身を含む): 3444292800

約数和(自身を除く): 2149501960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 159457, 318914, 637828, 797285, 1116199, 1275656, 1594570, 2232398, 3189140, 4464796, 4624253, 5580995, 6378280, 8929592, 9248506, 11161990, 18497012, 22323980, 23121265, 32369771, 36994024, 44647960, 46242530, 64739542, 92485060, 129479084, 161848855, 184970120, 258958168, 323697710, 647395420, 1294790840]

約数ペア:

[(1, 1294790840), (2, 647395420), (4, 323697710), (5, 258958168), (7, 184970120), (8, 161848855), (10, 129479084), (14, 92485060), (20, 64739542), (28, 46242530), (29, 44647960), (35, 36994024), (40, 32369771), (56, 23121265), (58, 22323980), (70, 18497012), (116, 11161990), (140, 9248506), (145, 8929592), (203, 6378280), (232, 5580995), (280, 4624253), (290, 4464796), (406, 3189140), (580, 2232398), (812, 1594570), (1015, 1275656), (1160, 1116199), (1624, 797285), (2030, 637828), (4060, 318914), (8120, 159457)]