16772340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21503}}^1$

素因数の和:21528

約数の個数: 48

約数和(自身を含む): 50577408

約数和(自身を除く): 33805068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 21503, 43006, 64509, 86012, 107515, 129018, 215030, 258036, 279539, 322545, 430060, 559078, 645090, 838617, 1118156, 1290180, 1397695, 1677234, 2795390, 3354468, 4193085, 5590780, 8386170, 16772340]

約数ペア:

[(1, 16772340), (2, 8386170), (3, 5590780), (4, 4193085), (5, 3354468), (6, 2795390), (10, 1677234), (12, 1397695), (13, 1290180), (15, 1118156), (20, 838617), (26, 645090), (30, 559078), (39, 430060), (52, 322545), (60, 279539), (65, 258036), (78, 215030), (130, 129018), (156, 107515), (195, 86012), (260, 64509), (390, 43006), (780, 21503)]