29090120

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10243}}^1$

素因数の和:10325

約数の個数: 32

約数和(自身を含む): 66381120

約数和(自身を除く): 37291000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 10243, 20486, 40972, 51215, 81944, 102430, 204860, 409720, 727253, 1454506, 2909012, 3636265, 5818024, 7272530, 14545060, 29090120]

約数ペア:

[(1, 29090120), (2, 14545060), (4, 7272530), (5, 5818024), (8, 3636265), (10, 2909012), (20, 1454506), (40, 727253), (71, 409720), (142, 204860), (284, 102430), (355, 81944), (568, 51215), (710, 40972), (1420, 20486), (2840, 10243)]