380240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{97}}^1$

素因数の和:124

約数の個数: 60

約数和(自身を含む): 1038996

約数和(自身を除く): 658756

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 97, 98, 112, 140, 194, 196, 245, 280, 388, 392, 485, 490, 560, 679, 776, 784, 970, 980, 1358, 1552, 1940, 1960, 2716, 3395, 3880, 3920, 4753, 5432, 6790, 7760, 9506, 10864, 13580, 19012, 23765, 27160, 38024, 47530, 54320, 76048, 95060, 190120, 380240]

約数ペア:

[(1, 380240), (2, 190120), (4, 95060), (5, 76048), (7, 54320), (8, 47530), (10, 38024), (14, 27160), (16, 23765), (20, 19012), (28, 13580), (35, 10864), (40, 9506), (49, 7760), (56, 6790), (70, 5432), (80, 4753), (97, 3920), (98, 3880), (112, 3395), (140, 2716), (194, 1960), (196, 1940), (245, 1552), (280, 1358), (388, 980), (392, 970), (485, 784), (490, 776), (560, 679)]