4428760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{15817}}^1$

素因数の和:15835

約数の個数: 32

約数和(自身を含む): 11388960

約数和(自身を除く): 6960200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 15817, 31634, 63268, 79085, 110719, 126536, 158170, 221438, 316340, 442876, 553595, 632680, 885752, 1107190, 2214380, 4428760]

約数ペア:

[(1, 4428760), (2, 2214380), (4, 1107190), (5, 885752), (7, 632680), (8, 553595), (10, 442876), (14, 316340), (20, 221438), (28, 158170), (35, 126536), (40, 110719), (56, 79085), (70, 63268), (140, 31634), (280, 15817)]