396970298840

素因数分解:

$2^3\times 5^1\times {\mathrm{9924257471}}^1$

素因数の和:9924257482

約数の個数: 16

約数和(自身を含む): 893183172480

約数和(自身を除く): 496212873640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9924257471, 19848514942, 39697029884, 49621287355, 79394059768, 99242574710, 198485149420, 396970298840]

約数ペア:

[(1, 396970298840), (2, 198485149420), (4, 99242574710), (5, 79394059768), (8, 49621287355), (10, 39697029884), (20, 19848514942), (40, 9924257471)]