830578420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{3701}}^1$

素因数の和:3953

約数の個数: 72

約数和(自身を含む): 2038395240

約数和(自身を除く): 1207816820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 229, 245, 458, 490, 916, 980, 1145, 1603, 2290, 3206, 3701, 4580, 6412, 7402, 8015, 11221, 14804, 16030, 18505, 22442, 25907, 32060, 37010, 44884, 51814, 56105, 74020, 103628, 112210, 129535, 181349, 224420, 259070, 362698, 518140, 725396, 847529, 906745, 1695058, 1813490, 3390116, 3626980, 4237645, 5932703, 8475290, 11865406, 16950580, 23730812, 29663515, 41528921, 59327030, 83057842, 118654060, 166115684, 207644605, 415289210, 830578420]

約数ペア:

[(1, 830578420), (2, 415289210), (4, 207644605), (5, 166115684), (7, 118654060), (10, 83057842), (14, 59327030), (20, 41528921), (28, 29663515), (35, 23730812), (49, 16950580), (70, 11865406), (98, 8475290), (140, 5932703), (196, 4237645), (229, 3626980), (245, 3390116), (458, 1813490), (490, 1695058), (916, 906745), (980, 847529), (1145, 725396), (1603, 518140), (2290, 362698), (3206, 259070), (3701, 224420), (4580, 181349), (6412, 129535), (7402, 112210), (8015, 103628), (11221, 74020), (14804, 56105), (16030, 51814), (18505, 44884), (22442, 37010), (25907, 32060)]