2515671940

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{439}}^1\times {\mathrm{1583}}^1$

素因数の和:2212

約数の個数: 48

約数和(自身を含む): 5327562240

約数和(自身を除く): 2811890300

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 439, 724, 878, 905, 1583, 1756, 1810, 2195, 3166, 3620, 4390, 6332, 7915, 8780, 15830, 31660, 79459, 158918, 286523, 317836, 397295, 573046, 694937, 794590, 1146092, 1389874, 1432615, 1589180, 2779748, 2865230, 3474685, 5730460, 6949370, 13898740, 125783597, 251567194, 503134388, 628917985, 1257835970, 2515671940]

約数ペア:

[(1, 2515671940), (2, 1257835970), (4, 628917985), (5, 503134388), (10, 251567194), (20, 125783597), (181, 13898740), (362, 6949370), (439, 5730460), (724, 3474685), (878, 2865230), (905, 2779748), (1583, 1589180), (1756, 1432615), (1810, 1389874), (2195, 1146092), (3166, 794590), (3620, 694937), (4390, 573046), (6332, 397295), (7915, 317836), (8780, 286523), (15830, 158918), (31660, 79459)]