247383620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{601}}^1\times {\mathrm{1871}}^1$

素因数の和:2492

約数の個数: 48

約数和(自身を含む): 567979776

約数和(自身を除く): 320596156

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 601, 1202, 1871, 2404, 3005, 3742, 6010, 6611, 7484, 9355, 12020, 13222, 18710, 20581, 26444, 33055, 37420, 41162, 66110, 82324, 102905, 132220, 205810, 411620, 1124471, 2248942, 4497884, 5622355, 11244710, 12369181, 22489420, 24738362, 49476724, 61845905, 123691810, 247383620]

約数ペア:

[(1, 247383620), (2, 123691810), (4, 61845905), (5, 49476724), (10, 24738362), (11, 22489420), (20, 12369181), (22, 11244710), (44, 5622355), (55, 4497884), (110, 2248942), (220, 1124471), (601, 411620), (1202, 205810), (1871, 132220), (2404, 102905), (3005, 82324), (3742, 66110), (6010, 41162), (6611, 37420), (7484, 33055), (9355, 26444), (12020, 20581), (13222, 18710)]