30620240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{54679}}^1$

素因数の和:54699

約数の個数: 40

約数和(自身を含む): 81363840

約数和(自身を除く): 50743600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 54679, 109358, 218716, 273395, 382753, 437432, 546790, 765506, 874864, 1093580, 1531012, 1913765, 2187160, 3062024, 3827530, 4374320, 6124048, 7655060, 15310120, 30620240]

約数ペア:

[(1, 30620240), (2, 15310120), (4, 7655060), (5, 6124048), (7, 4374320), (8, 3827530), (10, 3062024), (14, 2187160), (16, 1913765), (20, 1531012), (28, 1093580), (35, 874864), (40, 765506), (56, 546790), (70, 437432), (80, 382753), (112, 273395), (140, 218716), (280, 109358), (560, 54679)]