16140280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31039}}^1$

素因数の和:31063

約数の個数: 32

約数和(自身を含む): 39110400

約数和(自身を除く): 22970120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 31039, 62078, 124156, 155195, 248312, 310390, 403507, 620780, 807014, 1241560, 1614028, 2017535, 3228056, 4035070, 8070140, 16140280]

約数ペア:

[(1, 16140280), (2, 8070140), (4, 4035070), (5, 3228056), (8, 2017535), (10, 1614028), (13, 1241560), (20, 807014), (26, 620780), (40, 403507), (52, 310390), (65, 248312), (104, 155195), (130, 124156), (260, 62078), (520, 31039)]