15721899440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15117211}}^1$

素因数の和:15117237

約数の個数: 40

約数和(自身を含む): 39365220048

約数和(自身を除く): 23643320608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 15117211, 30234422, 60468844, 75586055, 120937688, 151172110, 196523743, 241875376, 302344220, 393047486, 604688440, 786094972, 982618715, 1209376880, 1572189944, 1965237430, 3144379888, 3930474860, 7860949720, 15721899440]

約数ペア:

[(1, 15721899440), (2, 7860949720), (4, 3930474860), (5, 3144379888), (8, 1965237430), (10, 1572189944), (13, 1209376880), (16, 982618715), (20, 786094972), (26, 604688440), (40, 393047486), (52, 302344220), (65, 241875376), (80, 196523743), (104, 151172110), (130, 120937688), (208, 75586055), (260, 60468844), (520, 30234422), (1040, 15117211)]