30246920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{68743}}^1$

素因数の和:68765

約数の個数: 32

約数和(自身を含む): 74243520

約数和(自身を除く): 43996600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 68743, 137486, 274972, 343715, 549944, 687430, 756173, 1374860, 1512346, 2749720, 3024692, 3780865, 6049384, 7561730, 15123460, 30246920]

約数ペア:

[(1, 30246920), (2, 15123460), (4, 7561730), (5, 6049384), (8, 3780865), (10, 3024692), (11, 2749720), (20, 1512346), (22, 1374860), (40, 756173), (44, 687430), (55, 549944), (88, 343715), (110, 274972), (220, 137486), (440, 68743)]