2912668240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1174463}}^1$

素因数の和:1174507

約数の個数: 40

約数和(自身を含む): 6990409728

約数和(自身を除く): 4077741488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 1174463, 2348926, 4697852, 5872315, 9395704, 11744630, 18791408, 23489260, 36408353, 46978520, 72816706, 93957040, 145633412, 182041765, 291266824, 364083530, 582533648, 728167060, 1456334120, 2912668240]

約数ペア:

[(1, 2912668240), (2, 1456334120), (4, 728167060), (5, 582533648), (8, 364083530), (10, 291266824), (16, 182041765), (20, 145633412), (31, 93957040), (40, 72816706), (62, 46978520), (80, 36408353), (124, 23489260), (155, 18791408), (248, 11744630), (310, 9395704), (496, 5872315), (620, 4697852), (1240, 2348926), (2480, 1174463)]