30403640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{20543}}^1$

素因数の和:20591

約数の個数: 32

約数和(自身を含む): 70260480

約数和(自身を除く): 39856840

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 20543, 41086, 82172, 102715, 164344, 205430, 410860, 760091, 821720, 1520182, 3040364, 3800455, 6080728, 7600910, 15201820, 30403640]

約数ペア:

[(1, 30403640), (2, 15201820), (4, 7600910), (5, 6080728), (8, 3800455), (10, 3040364), (20, 1520182), (37, 821720), (40, 760091), (74, 410860), (148, 205430), (185, 164344), (296, 102715), (370, 82172), (740, 41086), (1480, 20543)]