69709580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{57139}}^1$

素因数の和:57209

約数の個数: 24

約数和(自身を含む): 148792560

約数和(自身を除く): 79082980

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 57139, 114278, 228556, 285695, 571390, 1142780, 3485479, 6970958, 13941916, 17427395, 34854790, 69709580]

約数ペア:

[(1, 69709580), (2, 34854790), (4, 17427395), (5, 13941916), (10, 6970958), (20, 3485479), (61, 1142780), (122, 571390), (244, 285695), (305, 228556), (610, 114278), (1220, 57139)]